{| class="wikitable"
|- style="background:#b0c4de; text-align:center;"
! År
! Titel
! Rolle
! Andre norer
|-
|1953 || ''[[Jukebox Jury]]'' || Sig selv ||
|-
|1958–1961 || ''[[Alfred Hitchcock Presents]]'' || Lloyd Ashley & DA Rudolph Cox || To afsnit
|-
|1959 || ''[[The Swamp Fox]]'' || Oberst Francis Marion ||
|-
|1960 || ''[[Thriller (TV- serie)|Thriller]]'' || Alan Patterson (hovedrolle)|| Afsnit: "The Twisted Image"
|-
|1960, 1964|| ''Wagon Train'' || Jeremy Dow, Brian Conlin|| To afsnit
|-
|1960 || ''[[The Untouchables (TV-serie)|The Untouchables]]'' || Tom Sebring|| Afsnit: "Three Thousand Suspects"
|-
|1961 || ''[[The New Breed]]'' || Price Adams || 
|-
|1963 || ''[[Channing]]'' || Professor Paul Stafford || Enkelt afsnit
|-
|1963–1964 || ''[[Flygtningen (TV-serie)]]'' ||Martin C. Rowland & Harold Cheyney|| To afsnit
|-
|1964 || ''[[Your First Impression]]'' || Sig selv || Enkelt afsnit
|-
|1964 || ''[[Alfred Hitchcock Presents|The Alfred Hitchcock Hour]]''|| Steven Grainger || Enkelt afsnit
|-
|1964–1969 || ''[[The Virginian]]'' || Ben Stratton || Fem afsnit
|-
|1965|| ''[[Voyage to the Bottom of the Sea]]'' || Kaptajn Wayne Adams || Ét afsnit: "The Creature"
|-
|1965 || '' [[Peyton Place]]'' || Vincent og Kenneth Marham (tvillinger) || 19 afsnit
|-
|1967 || ''[[Brødrene Cartwright]]'' || Sheriff Paul Rowan || Ét afsnit
|-
|1968 || ''[[The Man From U.N.C.L.E.]]'' || General Maximillian Harmon || Enkelt afsnit: "The Seven Wonders of the World Affair Pt 1 & 2"
|-
|1969 || ''[[The Bold Ones: The Protectors]]'' || Vicepolitichef Sam Danforth || Syv afsnit
|-
|1969–1974 || ''[[Hawaii Five-O]]'' || Brent & Oberst Faraday || To afsnit
|-
|1971–1975 || ''[[Columbo]]'' || Peter Hamilton og Geronimo || To afsnit
|-
|1971 || ''[[Bearcats!]]'' || Oberst Ted Donovan || Enkelt afsnit
|-
|1971 || ''[[Night Gallery]]'' ||The Phantom, Oberst Dennis Malloy || To afsnit: "Phantom of What Opera?" og "A Question of Fear"
|-
|1973 || ''[[M*A*S*H (tv-serie)|M*A*S*H]]'' || Oberst Buzz Brighton || Afsnit: "The Ringbanger"
|-
|1973–1974 || ''[[The Streets of San Francisco]]'' || Betjent Joe Landers, Kriminalinspektør John T. Connor, & Big Jake Wilson || Tre afsnit
|-
|1974 || ''[[Cannon]]'' || Eric Strauss || Enkelt afsnit
|-
|1974 || ''[[Kojak]]'' || Michael Hagar || Enkelt afsnit: "Loser Takes All"
|-
|1975 || ''[[Kung Fu (TV-serie)|Kung Fu]]'' || Vincent Corbino || Fire afsnit
|-
|1975–1976 || ''[[S.W.A.T. (tv-serie)|S.W.A.T.]]'' ||Larry Neal/Vince Richie || Tre afsnit
|-
|1979 || ''[[Backstairs at the White House]]'' || Ike Hoover || Tre afsnit
|-
|1980 || ''[[The Littlest Hobo]]'' || Borgmester Chester Montgomery || Afsnittet "Romiet and Julio"
|-
|1982 || ''[[Police Squad!]]'' || Frank Drebin || Nomineret til en [[Emmy Award]]
|-
|1984 || ''[[Shaping Up]]'' || Buddy Fox ||
|-
|1985–1986 || ''[[Hun så et mord]]'' || Kaptajn Daniels & David Everett || To afsnit
|-
|1987 || ''[[Highway to Heaven]]'' || Richard R. Benson ||
|-
|1988 || ''[[Who's the Boss?]]'' || Max ||
|-
|1988 || ''[[Day by Day (TV series)|Day By Day]]'' || Jack Harper || Ét afsnit, nomineret til en [[Emmy Award]]
|-
|1989 || ''[[Saturday Night Live]]'' || Sig selv || Enkelt afsnit
|-
|1992 || ''[[The Golden Girls]]'' || Lucas Hollingsworth || Sidste afsnit
|-
|1993 || ''[[Herman's Head]]'' || Gud || Enkelt afsnit
|-
|1994–1999 || ''[[Due South]]'' || [[Buck Frobisher]] || Fire afsnit
|-
|1994–1996, 2001–2002 || ''[[Katie and Orbie]]'' || Fortæller ||
|-
|1995 || ''[[Mr. Willowby's Christmas Tree]]'' || Mr. Willowbys butler, Baxter || 
|-
|1996 || ''[[Harvey (film fra 1996)|Harvey]]'' || Dr. Chumley ||
|-
|2000 || ''[[Santa Who?]]'' || [[Julemanden]] || tv-film
|-
|2001 || ''[[Liocracy]]'' || Terrence Brynne McKennie ||
|-
|2003 || ''[[Chilly Beach]]'' || Julemanden || Enkelt afsnit
|-
|2004 || ''[[Zeroman]]'' || Les Mutton / Zeroman ||
|-
|rowspan="3"| 2007 || ''[[Doctor*Ology]]'' || Sig selv, vært||
|-
|''[[Lipshitz Saves the World]]'' || Lipshitz's mentor || Pilot
|-
|''[[Robson Arms]]'' ||Cado Vasco||
|}
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