As of August 2026, Frank Aletter is best known for Lassie and Mannix. Find every show and movie Frank Aletter has starred in — and where to watch them — below.
Frank Aletter

Frank Aletter

Actor Born 1926 Queens, New York City, New York, USA 7 TV Shows 6 Movies

Frank George Aletter (January 14, 1926 – May 13, 2009) was an American actor. For someone who goes only to movie theaters, Frank Aletter is a total stranger. It is true that the actor appeared in no more than a handful of theatrical films (Gerhart in Mister Roberts (1955), a commanding officer in Tora! Tora! Tora! (1970), Leigh Jensen in Private School (1983)...). But for a TV fan things are just the opposite, for Aletter was cast in NEARLY ALL the TV series, films, sitcoms and specials shot between 1955 and 1991! A sample of titles just give you an idea of Frank Aletter's prolific output on the small screen: Bringing Up Buddy (1960), Perry Mason (1957), The Cara Williams Show (1964), Lassie (1954), Mannix (1967), Marcus Welby, M.D. (1969), Insight (1960), Kojak (1973), Cannon (1971), Hunter (1976), "Super Jaimie"... In his first life, Frank Aletter had been a regular on Broadway appearing in plays and musicals like "Bells Are Ringing", "Time Limit", "Wish You Were Here" and of course "Mister Roberts", which opened to him the doors of filmed fiction.

Frank Aletter has built a filmography of 13 credits over a career spanning from 1954 to 1983.

Frank Aletter's most notable role to date came in Tora! Tora! Tora! (1970), where he played Lt. Commander Thomas. He also appeared in Private School (1983) as Mr. Leigh-Jensen. Most recently appeared in Mister Roberts (1955) as Gerhart.

Fans wanting to catch up on Frank Aletter's work can find exactly where his shows and movies are streaming below — and TV Butler Pro makes it effortless to keep track of them all. Just search the title, and Butler finds it instantly, tells you which service has it, and remembers what you've already watched.

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📺 Frank Aletter's TV Shows

Lassie
Colonel Gene Cameron
1954
Mannix
Lorne Marshall
1967
Emergency!
Roger Mundell
1972
Petticoat Junction
David Benton
1963
Cannon
1971
Ben Casey
1961
Police Woman
1974

🎬 Frank Aletter's Movies

Tora! Tora! Tora!
Lt. Commander Thomas
1970
Private School
Mr. Leigh-Jensen
1983
Now You See Him, Now You Don't
TV Announcer
1972
Mister Roberts
Gerhart
1955
A Tiger Walks
Riley
1964
Farewell to the Planet of the Apes
Leuric
1980

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