"Late Show with David Letterman" (1 episode)
... aka Late Show Backstage (USA: title for episodes with guest hosts)
... aka Letterman (Australia)
... aka The Late Show (USA: informal short title)

Episode dated 11 May 1994 (11 May 1994) - Himself

"The Tonight Show with Jay Leno" (3 episodes)
... aka Jay Leno (Australia)

Episode dated 27 August 1992 (27 August 1992) - Himself
Episode dated 5 November 2003 (5 November 2003) - Himself
Episode dated 23 September 2004 (23 September 2004) - Himself

"The Phil Donahue Show" (1 episode)
... aka Donahue (USA: new title)

Episode dated 16 December 1977 (16 December 1977) - Himself

"The Godfather: A Novel for Television" (4 episodes)
... aka Mario Puzo's The Godfather: A Novel for Television (USA: complete title)
... aka The Godfather 1902-1959: The Complete Epic (USA: video title)
... aka The Godfather Novella (USA: alternative title)
... aka The Godfather Saga (USA: alternative title)
... aka The Godfather: The Complete Novel for Television (USA: alternative title)

Episode #1.1 (12 November 1977) - Santino 'Sonny' Corleone
Episode #1.2 (13 November 1977) - Santino 'Sonny' Corleone
Episode #1.3 (14 November 1977) - Santino 'Sonny' Corleone
Episode #1.4 (15 November 1977) - Santino 'Sonny' Corleone

"Don Adams' Screen Test" (1 episode)

Tarzan/Public Enemy/Hurricane/Casablanca (Pilot) (18 May 1975) - Self

"Rowan & Martin's Laugh-In" (1 episode)
... aka Laugh-In

Episode #6.10 (20 November 1972) - Himself

"The Tonight Show Starring Johnny Carson" (10 episodes)
... aka The Best of Carson (USA: rerun title)

Episode dated 4 August 1971 (4 August 1971) - Himself
Episode dated 25 October 1971 (25 October 1971) - Himself
Episode dated 12 November 1971 (12 November 1971) - Himself
Episode dated 7 March 1972 (7 March 1972) - Himself
Episode dated 21 June 1972 (21 June 1972) - Himself
Episode dated 19 January 1973 (19 January 1973) - Himself
Episode dated 7 January 1974 (7 January 1974) - Himself
Episode dated 8 January 1974 (8 January 1974) - Himself
Episode dated 25 January 1975 (25 January 1975) - Himself
Episode dated 4 December 1984 (4 December 1984) - Himself

"Get Smart" (2 episodes)

To Sire, with Love: Part 1 (15 February 1969) - Rupert of Rathskeller (uncredited)
To Sire, with Love: Part 2 (22 February 1969) - Rupert of Rathskeller (uncredited)

"The F.B.I." (1 episode)

A Life in the Balance (9 January 1969) - Eugene David Holt

"Wagon Train" (1 episode)
... aka Major Adams, Trail Master

The Echo Pass Story (3 January 1965) - Paul

"The Alfred Hitchcock Hour" (1 episode)

Memo from Purgatory (21 December 1964) - Jay Shaw/Phil Beldone

"Channing" (1 episode)
... aka The Young and the Bold

My Son, the All-American (8 April 1964) - Jeff Brubaker

"Kraft Suspense Theatre" (1 episode)
... aka Crisis (USA: syndication title)
... aka Suspense Theatre (USA: syndication title)

The Hunt (19 December 1963) - Rick Peterson

"Combat!" (1 episode)

Anatomy of a Patrol (26 November 1963) - Sgt. Beckman

"Ben Casey" (1 episode)

Justice to a Microbe (18 September 1963) - Dr. Keith Gregory

"Death Valley Days" (2 episodes)
... aka Call of the West (USA: syndication title)
... aka The Pioneers (USA: syndication title)
... aka Trails West (USA: syndication title)
... aka Western Star Theater (USA: syndication title)