2024
NCISverse: The First 1,000 as Self
2023
Bupkis as Pete's Agent (uncredited) (1 episode)
2021
NCIS: Hawai'i as G. Callen (1 episode)
2015
The Late Show with Stephen Colbert as Self (1 episode)
2010
WWII in HD: The Air War as John Gibbons (voice)
2010
Conan as Self (1 episode)
2010
Hawaii Five-0 as G. Callen (1 episode)
2010
Cats & Dogs: The Revenge of Kitty Galore as Shane
2010
A Little Help as Bob
2010
Who Do You Think You Are? as Self (1 episode)
2009
NCIS: Los Angeles as G. Callen (323 episodes)
2009
Watch What Happens Live with Andy Cohen as Self - Guest (1 episode)
2008
Max Payne as Jason Colvin
2008
Kit Kittredge: An American Girl as Mr. Kittredge
2007
The Company as Jack McAuliffe (3 episodes)
2005
Head Cases as Jason Payne (7 episodes)
2005
The Sisters as David Turzin
2005
Grey's Anatomy as Finn Dandridge (9 episodes)
2005
American Dad! as G. Callen (voice) (1 episode)
2003
NCIS as G. Callen (3 episodes)
2003
Two and a Half Men as Bill (1 episode)
2003
The Ellen DeGeneres Show as Self (1 episode)
2003
Jimmy Kimmel Live! (1 episode)
2002
29 Palms as The Hitman
2001
Once Upon a Time: The Super Heroes as Robin (archive footage)
2000
Vertical Limit as Peter Garrett
1999
The Bachelor as Jimmie
1999
The Early Show as Self (1 episode)
1999
Rove as Self (1 episode)
1999
Cookie's Fortune as Jason Brown
1997
Batman & Robin as Dick Grayson / Robin
1997
The Practice as Brad Stanfield (4 episodes)
1996
In Love and War as Ernest 'Ernie' Hemingway
1996
The Chamber as Adam Hall
1995
Riddle Me This: Why Is Batman Forever? as Self - Host / Robin
1995
Batman Forever as Dick Grayson / Robin
1995
Mad Love as Matt Leland
1995
Circle of Friends as Jack Foley
1994
Blue Sky as Glenn Johnson
1993
The Three Musketeers as D'Artagnan
1993
Late Night with Conan O'Brien as Self - Guest (1 episode)
1992
Scent of a Woman as Charlie Simms
1992
School Ties as Chris Reece
1991
Fried Green Tomatoes as Buddy Threadgoode
1990
Men Don't Leave as Chris Macauley
1988
LIVE with Kelly and Mark (1 episode)
1988
LIVE with Kelly and Mark as Self - Guest (1 episode)
1986
Jack and Mike as Evan (1 episode)
1956
Tony Awards as Self - Performer (1 episode)
1953
The Oscars as Self (2 episodes)