Credits

• 2024 · Getting LOST as Self
• 2024 · Man and Witch: The Dance of a Thousand Steps as The Evil Wizard
• 2024 · Fallout as Wilzig
• 2023 · My Adventures with Superman as Brainiac (voice)
• 2022 · Glimpse as Reg
• 2019 · Evil as Dr Leland Townsend
• 2019 · The Name of the Rose as Abo of Fossanova - The Abbot
• 2015 · The Mystery of Matter: Search for the Elements as Narrator
• 2014 · Mozart in the Jungle as Morton Norton
• 2013 · Batman: The Dark Knight Returns as Joker (voice)
• 2013 · Batman: The Dark Knight Returns, Part 2 as Joker (voice)
• 2012 · Arrow as Cayden James
• 2012 · Batman: The Dark Knight Returns, Part 1 as Joker (voice)
• 2011 · Person of Interest as Harold Finch
• 2010 · Saw 3D as Zep Hindle (archive footage) (uncredited)
• 2010 · The New Man in Charge as Benjamin Linus
• 2010 · Goldstar, Ohio as Steve Harper
• 2010 · Parenthood as Andy Fitzgerald
• 2009 · Late Night with Jimmy Fallon as Self
• 2008 · Ready? OK! as Charlie New
• 2007 · Lost: Missing Pieces: Room 23 as Ben Linus
• 2007 · Lost: Missing Pieces: King of the Castle as Ben Linus
• 2007 · Lost: Missing Pieces as Ben Linus
• 2006 · Rachael Ray as
• 2006 · Jumping Off Bridges as Frank Nelson
• 2005 · Full Disclosure Report as Zep Hindle
• 2005 · The Legend of Zorro as Harrigan
• 2005 · The Inside as
• 2005 · 29th and Gay as Gorilla
• 2004 · Saw as Zep Hindle
• 2004 · Lost as Ben
• 2004 · Lost as Benjamin Linus
• 2004 · Lost as Henry Gale
• 2004 · Straight Jacket as Victor
• 2004 · Best Week Ever as
• 2002 · Without a Trace as Stuart Wesmar
• 2002 · Unfaithful as Josh
• 2002 · The Laramie Project as Reverend
• 2001 · Sounds from a Town I Love as
• 2001 · Law & Order: Criminal Intent as Gerry Rankin
• 2001 · The Education of Max Bickford as
• 1999 · Law & Order: Special Victims Unit as Allan Shaye
• 1999 · For Love of the Game as Gallery Doorman
• 1999 · I'll Take You There as Tom
• 1998 · Playing by Heart as Bosco
• 1998 · Grace & Glorie as Arnold Dudley
• 1998 · The Impostors as Burtom's Assistant
• 1997 · The Practice as William Hinks
• 1997 · The Practice as William Hinks (voice)
• 1997 · The Journey as Michael
• 1993 · The X-Files as Oliver Martin
• 1990 · Orpheus Descending as Clown
• 1951 · Hallmark Hall of Fame as Arnold Dudley
• 2024 · Dead Talk Live as Self - Guest