Robert Klein
- Anna Pigeon
2026 Bank Manager
- Notice to Quit
2024
- Before I Go
2021 Jasper
- Will & Grace
2017 Martin Adler
- Sharknado 3: Oh Hell No!
2015 Mayor of New York
- Sharknado 2: The Second One
2014 The Mayor
- The Mysteries of Laura
2014 Leo Diamond
- Madam Secretary
2014 Lester Clark
- Putzel
2012 Narrator (voice)
- Dirty Movie
2011 The CEO
- Demoted
2011 Bob Farrell
- Robert Klein: Unfair & Unbalanced
2010 Writer
- The Back-Up Plan
2010 Dr. Scott Harris
- Gravity
2010 Father Anthony
- The Good Wife
2009 Lyle
- Definitely, Maybe
2008 Robert Klein
- Life on Mars
2008 Elliott Casso
- Reign Over Me
2007 Jonathan Timpleman
- Heartland
2007 Dwayne Trent
- Ira & Abby
2006 Seymour Black
- The Best of The Tony Awards: The Plays
2006 Mervyn Kant (segment "The Sisters Rosensweig")
- The Stones
2004 Stan Stone
- How to Lose a Guy in 10 Days
2003 Phillip Warren
- Two Weeks Notice
2002 Larry Kelson
- The Safety of Objects
2002 Howard Gold
- I'm with Lucy
2002 Dr. Mort Zalkind
- People I Know
2002 Dr. Sandy Napier
- Piñero
2001 Doctor
- Bob Patterson
2001 Landau
- Robert Klein: Child in His 50s
2000 Writer
- Labor Pains
2000 David Raymond
- From Where I Sit
2000 Lenny
- Yes, Dear
2000 Robert Klein
- Suits
1999 Tom Cranston
- Goosed
1999 Mel
- The Contract
1999 Jackson
- Saturday Night Live: 25th Anniversary Special
1999 (archive footage)
- Law & Order: Special Victims Unit
1999 Dwight Stannich
- Primary Colors
1998 Norman Asher
- Next Stop Wonderland
1998 Arty Lesser
- Monty Python: Live at Aspen
1998 Host
- The King of Queens
1998 Bruce Degner
- One Fine Day
1996 Dr. Martin
- Robert Klein: It All Started Here
1995 Writer
- Clarissa
1995 Hugh Hamilton
- Jeffrey
1995 Skip Winkley
- Dr. Katz, Professional Therapist
1995 Additional Writing
- Mixed Nuts
1994 Mr. Lobel
- Radioland Murders
1994 Father Writer
- Duckman
1994 Uncle Mo Dorkin (voice)
- Frasier
1993 Gary (voice)
- Mad About You
1992 Stan Freitus
- Tales from the Darkside: The Movie
1990 Wyatt (segment ‘Lover’s Vow’)
- Mike Mulligan and His Steam Shovel
1990 Writer
- Law & Order
1990 Rick Mason
- Dangerous Curves
1988 Bam Bam
- Robert Klein on Broadway
1986 Writer
- The Best of John Belushi
1985 Various Characters
- This Wife for Hire
1985 Alan Harper
- Poison Ivy
1985 'Big Irv' Klopper
- The Twilight Zone
1985 (segment "Wordplay")
- The Comedy Factory
1985 Robert Morgan
- Summer Switch
1984 Bill Andrews
- Murder, She Wrote
1984 Barney Drake
- Your Place... or Mine?
1983 Nick
- Pajama Tops
1983 Lenny Jolie-Jolie
- The Last Unicorn
1982 The Butterfly (voice)
- On Location: Robert Klein at Yale
1982 Writer
- Table Settings
1982
- Family Ties
1982 Roger "Eggy" Erdman
- Nobody's Perfekt
1981 Walter
- The Bell Jar
1979 Lenny
- They're Playing Our Song
1979 Vernon Gersch
- Hooper
1978 Roger Deal
- Puzzle
1978 Executive Producer
- The Gang
1977
- Robert Klein Revisited
1977 Himself
- The Gypsy
1975
- An Evening with Robert Klein
1975 Writer
- Saturday Night Live
1975 Guest (uncredited)
- Rivals
1972 Peter
- The Pursuit of Happiness
1971 Melvin Lasher
- The Owl and the Pussycat
1970 Barney
- The Landlord
1970 Peter
- Comedy Tonight
1970
