As of June 2026, Richard Mulligan is best known for Bonanza and The Love Boat. Find every show and movie Richard Mulligan has starred in — and where to watch them — below.
Richard Mulligan

Richard Mulligan

Actor Born 1932 New York City, New York, USA 12 TV Shows 8 Movies

Richard Mulligan (November 13, 1932 – September 26, 2000) was an American character actor. He was known for his roles in the sitcoms Soap and Empty Nest.

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📺 Richard Mulligan's TV Shows

Bonanza
Dr. Mark Sloan
1959
The Love Boat
Ron Larsen
1977
The Love Boat
Mark Littlejohn
1977
Mannix
Dr. Bob Adams
1967
Little House on the Prairie
Granville Whipple
1974
Love, American Style
George
1969
Charlie's Angels
Kevin St. Clair
1976
The Golden Girls
Harry Weston
1985
The Twilight Zone
(segment "Night of the Meek")
1985
The Twilight Zone
1985
I Dream of Jeannie
Wingate
1965
Highway to Heaven
Jeb Basinger
1984

🎬 Richard Mulligan's Movies

Oliver & Company
Einstein (voice)
1988
The Undefeated
Dan Morse
1969
Teachers
Herbert Gower
1984
Doin' Time
Mongo Mitchell
1985
Micki & Maude
Leo Brody
1984
The Group
Dick Brown
1966
The Big Bus
Claude Crane
1976
Little Big Man
Gen. George Armstrong Custer
1970

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