Matt Damon on Ben Affleck: 'He's great'

Before you go, we thought you'd like these...
Before you go close icon
Ben Affleck and Jennifer Garner Wear Their Wedding Rings in Atlanta

LOS ANGELES (AP) -- Ben Affleck did not speak to reporters Monday at an event for his HBO series "Project Greenlight," but his longtime friend and collaborator Matt Damon said Affleck was doing "great."

"He's got a big smile on his face tonight," said Damon on the red carpet.

SEE ALSO: Are Ben Affleck and Jennifer Garner trying to make it work?

Affleck, who wore a ring on his left ring finger, posed for photos and signed autographs at the screening in downtown Los Angeles.

Photos of Matt Damon and Ben Affleck from over the years:

27 PHOTOS
Ben Affleck and Matt Damon through the years
See Gallery
Matt Damon on Ben Affleck: 'He's great'
Actors Ben Affleck, 25, left, and Matt Damon, 27, pose during an interview in New York Nov. 22, 1997. The two friends from high school days in Cambridge, Mass. wrote and star in the movie, "Good Will Hunting." (AP Photo/Yukio Gion)
Matt Damon, right, and Ben Affleck hold their Best Screenplay for a Motion Picture award at the 55th Annual Golden Globe Awards in Beverly Hills, Calif., Sunday, Jan. 18, 1998. Damon and Affleck won for the film "Good Will Hunting." (AP Photo/Mark J. Terrill)
Cast members of the new Gus Van Sant film, "Good Will Hunting" Ben Affleck, left, Minnie Driver and Matt Damon arrive at the premiere of the movie Tuesday, Dec. 2, 1997, in Los Angeles. The movie also stars Robin Williams. (AP Photo/John Hayes)
Ben Affleck and Matt Damon, right, react to winning the Oscar for Best Original Screenplay for "Good Will Hunting" at the 70th Academy Awards in Los Angeles Monday, March 23, 1998. (AP Photo/Susan Sterner)
Actors Matt Damon, left, and Ben Affleck arrive for the 71st Annual Academy Awards at the Dorothy Chandler Pavilion of the Los Angeles Music Center Sunday, March 21, 1999. (AP Photo/Dave Caulkin)
LOS ANGELES, CA - MARCH 23: Oscar winners Matt Damon (L) and Ben Affleck hold the awards they won for best original screenplay for the film 'Good Will Hunting' which the two wrote during the 70th Annual Academy Awards 23 March in Los Angeles. (Photo credit should read HAL GARB/AFP/Getty Images)
Ben Affleck, right, tells a crowd at a Harvard Workers First! rally Saturday, May 6, 2000, in Cambridge, Mass., that his father was underpaid and underappreciated as a Harvard University custodial supervisor. Affleck and Matt Damon, left, were at the rally, organized by the Harvard Living Wage Campaign, to lend their support for increasing service workers' hourly wage to $10.25. (AP Photo/SEVANS)
Actors Ben Affleck, left, and Matt Damon, two of the creators of the documentary series "Project Greenlight," arrive together to announce the winners of the third edition of the series in the Hollywood section of Los Angeles, Tuesday, July 13, 2004. A first-time director and first-time screenwriter were to be chosen from over 6,000 entries and awarded a budget of at least $1 million from Miramax Films to make a full-length feature. Bravo will air the filmmaking process in a documentary series beginningFebruary 2005. (AP Photo/Chris Pizzello)
Ben Affleck, left, and Matt Damon pose for photos on the red carpet prior to the world premiere of "Feast" at the Palms Casino & Hotel in Las Vegas on Tuesday, Sept. 12, 2006. Affleck and Damon are executive producers of the film which was made possible by the duo's television show "Project Greenlight". (AP Photo/Isaac Brekken)
Actor and honoree Matt Damon, left, and actor Ben Affleck on stage at The 24th American Cinematheque Awards in Beverly Hills, Calif. on Saturday, March 27, 2010. (AP Photo/Dan Steinberg)
Actor Ben Affleck, right, and actor and honoree Matt Damon embrace at The 24th American Cinematheque Awards in Beverly Hills, Calif. on Saturday, March 27, 2010. (AP Photo/Dan Steinberg)
Ben Affleck, left, and Matt Damon attend the Modern Master Award Ceremony at the Santa Barbara International Film Festival on Friday, Jan.25, 2013, in Santa Barbara, Calif. (Photo by Richard Shotwell/Invision/AP)
Matt Damon and Ben Affleck are seen at the HBO Project Greenlight Filmmaker Showcase on Friday, Nov. 7, 2014 in Hollywood, Calif. (Photo by John Shearer/Invision for HBO/AP Images)
Matt Damon, left, and Ben Affleck arrives at Project Greenlight Season Four Winner Revealed on Friday, Nov 07, 2014, in Los Angeles. (Photo by Richard Shotwell/Invision/AP)
IMAGE DISTRIBUTED FOR HBO - Matt Damon, left, and Ben Affleck are seen at the HBO Project Greenlight Filmmaker Showcase on Friday, Nov. 7, 2014 in Hollywood, Calif. (Photo by John Shearer/Invision for HBO/AP Images)
LOS ANGELES - JULY 25: Actors Ben Affleck and Matt Damon talk at the afterparty for the premiere of Universal Picture's 'The Bourne Ultimatum' at the Hollywood Palladium on July 25, 2007 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)
LOS ANGELES, CA - NOVEMBER 07: Actors Matt Damon (L) and Ben Affleck attend HBO Reveals Winner of 'Project Greenlight' Season 4 at BOULEVARD3 on November 7, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)
BEVERLY HILLS, CA - MARCH 27: Honoree actor Matt Damon and actor Ben Affleck speak onstage during American Cinematheque 24th Annual Award Presentation To Matt Damon at The Beverly Hilton hotel on March 27, 2010 in Beverly Hills, California. (Photo by Kevork Djansezian/Getty Images)
JIMMY KIMMEL LIVE: AFTER THE OSCARS - The 11th annual 'Jimmy Kimmel Live: After The Oscars' special airs live on Oscar Sunday, February 28, after the late local news EST/CST and at 10pm PST on ABC. (Photo by Randy Holmes/ABC via Getty Images) MATT DAMON, BEN AFFLECK
JIMMY KIMMEL LIVE: AFTER THE OSCARS - The 11th annual 'Jimmy Kimmel Live: After The Oscars' special airs live on Oscar Sunday, February 28, after the late local news EST/CST and at 10pm PST on ABC. (Photo by Randy Holmes/ABC via Getty Images) MATT DAMON, BEN AFFLECK
CULVER CITY, CA - JUNE 04: Honorees Matt Damon (L) and Ben Affleck accept the Guys Of The Decade award onstage during Spike TV's 10th Annual Guys Choice Awards at Sony Pictures Studios on June 4, 2016 in Culver City, California. (Photo by Kevin Winter/Getty Images)
CULVER CITY, CA - JUNE 04: (L-R) Actors Robert De Niro, Matt Damon and Ben Affleck attend Spike TV's 10th Annual Guys Choice Awards at Sony Pictures Studios on June 4, 2016 in Culver City, California. (Photo by Mark Davis/Getty Images for Spike TV)
CULVER CITY, CA - JUNE 04: Honorees Ben Affleck (L) and Matt Damon accept the Guys of the Decade Award onstage during Spike TV's 10th Annual Guys Choice Awards at Sony Pictures Studios on June 4, 2016 in Culver City, California. (Photo by Mark Davis/Getty Images for Spike TV)
CULVER CITY, CA - JUNE 04: Actors Ben Affleck (L) and Matt Damon attend Spike TV's 10th Annual Guys Choice Awards at Sony Pictures Studios on June 4, 2016 in Culver City, California. (Photo by Frazer Harrison/Getty Images for Spike TV)
CULVER CITY, CA - JUNE 04: Actors Matt Damon (L) and Ben Affleck attend Spike TV's 10th Annual Guys Choice Awards at Sony Pictures Studios on June 4, 2016 in Culver City, California. (Photo by Frazer Harrison/Getty Images for Spike TV)
This guy. #NationalBestFriendsDay
of
SEE ALL
BACK TO SLIDE
SHOW CAPTION +
HIDE CAPTION

Affleck and wife Jennifer Garner announced their plans to divorce in June after 10 years of marriage.

Damon and Affleck are executive producers on "Project Greenlight," which follows the journey of aspiring filmmakers. Season four premieres September 13.

Before heading into the event, Damon also offered Affleck well-wishes for his upcoming birthday on Aug. 15:

"I wish him well you know, but he's 43," he joked. "It's not 40. It's not 45. It's like 43. You know it's a forgettable birthday. I don't even remember my 43rd birthday."

​Photos of Ben Affleck and Jennifer Garner:

32 PHOTOS
Jennifer Garner and Ben Affleck
See Gallery
Matt Damon on Ben Affleck: 'He's great'
LOS ANGELES, CA - NOVEMBER 13: Jennifer Garner and Ben Affleck are seen on November 13, 2016 in Los Angeles, California. (Photo by BG004/Bauer-Griffin/GC Images)
LOS ANGELES, CA - MARCH 06: Jennifer Garner and Ben Affleck are seen on March 06, 2016 in Los Angeles, California. (Photo by Stone-e/Bauer-Griffin/GC Images)
Actors Jennifer Garner, left, and Ben Affleck arrive at the Oscars at the Dolby Theatre on Sunday Feb. 24, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)
Ben Affleck and wife Jennifer Garner attends the 2014 Vanity Fair Oscar Party on Sunday, March 2, 2014, in West Hollywood, Calif. (Photo by Evan Agostini/Invision/AP)
ARCHIV: Ben Affleck and Jennifer Garner arrive for the 64th Annual Golden Globe Awards in Beverly Hills (Foto vom 15.01.07). Ben Affleck und Jennifer Garner erwarten ihr drittes Kind. Das teilten die Sprecher der beiden Schauspieler am Montag (22.08.11) in Los Angeles mit. Das Paar sei ausser sich vor Freude ueber die Schwangerschaft, hiess es in der kurzen Erklaerung. Affleck und Garner ("Pearl Harbor") haben bereits zwei Toechter: die fuenfjaehrige Violet und die zweijaehrige Seraphina Elizabeth Rose. Die Schauspieler, die beide 39 Jahre alt sind, sind seit 2005 verheiratet. Foto: Mark J. Terrill/AP/dapd
Actor Ben Affleck points while Jennifer Garner smiles as they sit next to the Boston Red Sox dugout prior to the start of their baseball game against the New York Yankees at Fenway Park in Boston Saturday, June 2, 2007. (AP Photo/Elise Amendola)
Actors Ben Affleck and Jennifer Garner are seen at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Paul Sancya)
Jennifer Garner, left, and Ben Affleck during the 12th annual Critics' Choice Awards on Friday, Jan. 12, 2007 in Santa Monica, Calif. (AP Photo/Kevork Djansezian)
Actress Jennifer Garner kisses her husband, actor Ben Affleck, at Fenway Park during a game between the New York Yankees and the Boston Red Sox in Boston Saturday, Oct. 1, 2005. (AP Photo/Winslow Townson)
Actors Jennifer Garner, left, and Ben Affleck are shown during Game 1 of the World Series in Boston, Saturday, Oct. 23, 2004. (AP Photo/Elise Amendola)
In this image made available by the Joint Network Gulf Coast Benefit, Ben Affleck and Jennifer Garner man the phone bank in Los Angeles during Shelter from the Storm, the live, one-hour primetime simulcast on America's six largest broadcast networks, along with several cable networks, to benefit the victims of Hurricane Katrina, Friday, Sept. 9, 2005. Viewers in nearly 100 countries were able to tune in. Contributions were being solicited for the American Red Cross or the Salvation Army. (AP Photo/Joint Network Gulf Coast Benefit, Craig Sjodin)
Boston Red Sox fans Jennifer Garner and Ben Affleck take in the game at Fenway Park between the New York Yankees and the Boston Red Sox in Boston Saturday, Oct. 1, 2005. (AP Photo/Elise Amendola)
LOS ANGELES, CA - OCTOBER 05: Jennifer Garner and Ben Affleck are seen on October 05, 2014 in Los Angeles, California. (Photo by GONZALO/Bauer-Griffin/GC Images)
LOS ANGELES, CA - OCTOBER 03: Ben Affleck and Jennifer Garner are seen on October 03, 2014 in Los Angeles, California. (Photo by GONZALO/Bauer-Griffin/GC Images)
WEST HOLLYWOOD, CA - MARCH 02: Actor/director Ben Affleck (L) and wife actress Jennifer Garner attend the 2014 Vanity Fair Oscar Party hosted by Graydon Carter on March 2, 2014 in West Hollywood, California. (Photo by David Livingston/Getty Images)
LOS ANGELES, CA - FEBRUARY 18: Ben Affleck and Jennifer Garner are seen holding hands on February 18, 2014 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - FEBRUARY 06: Ben Affleck and Jennifer Garner are seen with their daughter, Seraphina Affleck on February 06, 2014 in Los Angeles, California. (Photo by GONZALO/Bauer-Griffin/GC Images)
LOS ANGELES, CA - JANUARY 18: Actors Jennifer Garner and Ben Affleck attend the 20th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 18, 2014 in Los Angeles, California. (Photo by Christopher Polk/WireImage)
LOS ANGELES, CA - NOVEMBER 29: Ben Affleck and Jennifer Garner are seen on November 29, 2013 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
LOS ANGELES, CA - November 07: Ben Affleck and Jennifer Garner are seen on November 07, 2013 in Los Angeles, California. (Photo by Bauer-Griffin/FilmMagic)
LOS ANGELES, CA - JULY 16: Ben Affleck and Jennifer Garner are seen on July 16, 2013 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
SATURDAY NIGHT LIVE -- 'Ben Affleck' Episode 1641 -- Pictured: (l-r) Jennifer Garner and Ben Affleck during the monologue on May 18, 2013 -- (Photo by: Dana Edelson/NBC/NBCU Photo Bank via Getty Images)
LOS ANGELES, CA - MARCH 10: Actors Jennifer Garner (L) and Ben Affleck attend the John Varvatos 10th Annual Stuart House Benefit presented by Chrysler, Kids Tent by Hasbro Studios, at John Varvatos Los Angeles on March 10, 2013 in Los Angeles, California. (Photo by Donato Sardella/Getty Images for John Varvatos)
Argo director Ben Affleck kisses his wife actress Jennifer Garner after winning the Oscar for Best Movie at the 85th Annual Academy Awards on February 24, 2013 in Hollywood, California. AFP PHOTO/Robyn BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
LONDON, ENGLAND - FEBRUARY 09: Ben Affleck (L) and Jennifer Garner attend the Charles Finch and Chanel Pre-BAFTA cocktail party and dinner at Annabel's on February 9, 2013 in London, England. (Photo by Dave M. Benett/Getty Images)
LOS ANGELES, CA - JANUARY 27: Ben Affleck and Jennifer Garner attend the 19th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 27, 2013 in Los Angeles, California. (Photo by Kevin Mazur/WireImage) 23116_016_1209.jpg
LOS ANGELES, CA - NOVEMBER 30: Ben Affleck and Jennifer Garner are seen on November 30, 2012 in Los Angeles, California. (Photo by Bauer-Griffin/GC Images)
BEVERLY HILLS, CA - OCTOBER 05: Actors Ben Affleck and Jennifer Garner attend Variety's 4th Annual Power of Women Event Presented by Lifetime at the Beverly Wilshire Four Seasons Hotel on October 5, 2012 in Beverly Hills, California. (Photo by Amanda Edwards/WireImage)
BEVERLY HILLS, CA - OCTOBER 04: Actors Ben Affleck and Jennifer Garner arrive at the premiere of Warner Bros. Pictures' 'Argo' at AMPAS Samuel Goldwyn Theater on October 4, 2012 in Beverly Hills, California. (Photo by Jason Merritt/Getty Images)
TORONTO, ON - SEPTEMBER 07: Jennifer Garner and Ben Affleck attends 'Argo' Post Premiere Party - 2012 Toronto International Film Festival on September 7, 2012 in Toronto, Canada. (Photo by Sonia Recchia/Getty Images)
LOS ANGELES, CA - NOVEMBER 04: Ben Affleck and Jennifer Garner are seen on November 04, 2016 in Los Angeles, California. (Photo by BG004/Bauer-Griffin/GC Images)
of
SEE ALL
BACK TO SLIDE
SHOW CAPTION +
HIDE CAPTION


More from AOL.com:

Read Full Story

From Our Partners