2025

1 episode as Fat Tony / Fat Tony's Former Father (voice)

2024

1 episode as Self

2022		Barry 2 episodes as Joe Mantegna
2022		As We See It 8 episodes as Lou

2020		The Simpsons 1 episode as Gordus Antonius (voice)
2020		To Tell the Truth 1 episode as Self - Panelist
2020		The Late Show with Stephen Colbert 1 episode as Self

2017

1 episode as Self - Restaurant Patron

2016

1 episode as David Rossi

2012		LIVE with Kelly and Mark 1 episode
2012		Top Gear 1 episode

2007		Criminal Minds 309 episodes as David Rossi
2007		The Starter Wife 16 episodes

2006

1 episode as Jimmy Blamhammer (voice)

2005

1 episode as Self

2004

1 episode

2003		Joan of Arcadia 45 episodes as Will Girardi
2003		Comedy Central Roasts 1 episode as Self

2002

13 episodes as Justice Joseph Novelli

1998

2 episodes as Pippi De Lena

1997		Rugrats 1 episode
1997		The Last Don 3 episodes as Pippi De Lena
1997		Duckman 2 episodes

1996

1 episode as Joe Mantegna

1993		Frasier 1 episode as Derek Mann (voice)
1993		Fallen Angels 1 episode as Carl Streeter
1993		American Experience 1 episode as Narrator (voice)
1993		Saturday Night Live 1 episode as Self - Cameo (uncredited)

1991		The Tonight Show Starring Johnny Carson 1 episode as Self
1991		The Simpsons 45 episodes as Fat Tony (voice)
1991		Saturday Night Live 1 episode as Self - Host

1989

36 episodes as Self - Host

1987

1 episode as (segment "Shelter Skelter")

1984

1 episode as Self - Winner

1982		Simon & Simon 1 episode
1982		Archie Bunker's Place 1 episode

1981		Bosom Buddies 1 episode as The Sheik
1981		Open All Night 12 episodes as Customer Who Asks For Change

2014

11 episodes … Director