
Howard Green Duff (November 24, 1913 – July 8, 1990) was an American actor of film, television, stage, and radio. Duff was born in Charleston, Washington, now a part of Bremerton. He graduated from Roosevelt High School in Seattle in 1932 where he began acting in school plays only after he was cut from the basketball team. His first film role was as an inmate in Brute Force. His other movies include The Naked City (1948), All My Sons (1948), Calamity Jane and Sam Bass (1949), Panic in the City (1968), In Search of America (1971), A Wedding (1978) and No Way Out (1987). He appeared in a number of films with his first wife, actress/director Ida Lupino. One of Duff's later performances was as Dustin Hoffman's attorney in the Academy Award-winning Kramer vs. Kramer (1979). On radio, Duff played Dashiell Hammett's private eye Sam Spade from 1946–1950, starring in The Adventures of Sam Spade on three different networks - ABC, CBS and NBC. In 1951 Steve Dunne took over the role of Sam Spade. Duff also appeared in an episode of Climax! entitled Escape From Fear in 1955. On television, Duff appeared with his then wife Ida Lupino in the CBS comedy Mr. Adams and Eve from January 1957 through September 1958, in which they played husband and wife film stars named Howard Adams and Eve Drake. He played the young Samuel Langhorne Clemens, in his early life in the West as a satirical and crusading journalist, in the TV series Bonanza ("Enter Mark Twain," season 1, episode 5, 1959). In 1960 he played the male main character in The Twilight Zone episode "A World of Difference" as Arthur Curtis/Jerry Raigan. From October 1960 through April 1961, Duff played Willie Dante, owner of the San Francisco nightclub, Dante's Inferno, in the NBC adventure/drama series Dante. In 1964, Duff guest starred as Harold Baker on the episode "Prodigy" of NBC's medical drama about psychiatry The Eleventh Hour, starring Jack Ging and Ralph Bellamy. In 1990, he guest starred on an episode of The Golden Girls (episode: The Mangiacavallo Curse Makes a Lousy Wedding Present). From September 1966 through January 1969, Duff portrayed Detective Sergeant Sam Stone in the ABC police drama Felony Squad with costar Dennis Cole. In the 1980s, he appeared on dramas such as NBC's Flamingo Road and Knots Landing, and Dallas, both on CBS.

as Paul Galveston

as Self - Co-Host
1961

as Ralph Earl / Stephen Earl
1984

as Paul Galveston
1979

as Captain Thomas Sullivan Magnum I
1980

1967

as Edward J. Marks
1974

as Harrigan
1976

as Det. Sgt. Sam Stone
1966

1959

as Ed Frazer
1962

as Mangiacavallo
1985

as Herbie
1982
as Senator William 'Billy' Duvall
1987

as O.M.
1991

as Cy Whately
1989

as Senator William 'Billy' Duvall
1987

as Denton
1987

as Father Martin Finnegan
1986

as Lionel Rockland
1985

as Wolfe Macready
1983

as Col. Samuel Isaacs
1982

as General
1982

as Sheriff Titus Semple
1980

as Lester Harlen
1980

as A.J. Morgan
1980
as Herman Rusk
1979

as John Shaunessy
1979

as Bill Thompson
1978

as Dr. Jules Meecham
1978

as Ben Forbes
1978

as Winfield Sheehan
1978

as Dunlap
1977

as Raymond Dawson Travers
1977

as Harry Regan
1977

as Hollister
1974

as Duncan Wood
1973

as Lieutenant Nicholson
1972
as Paul Galveston
10 ep.

as Self - Co-Host
1 episodes

as Ralph Earl / Stephen Earl
1 episodes

as Paul Galveston
10 episodes

as Captain Thomas Sullivan Magnum I
2 episodes

1 episodes

as Edward J. Marks
1 episodes

as Harrigan
1 episodes

as Det. Sgt. Sam Stone
1 episodes


as Ed Frazer
1 episodes

as Mangiacavallo
1 episodes

as Herbie
1 episodes

1 episodes

as Byron Comstock
1 episodes

as Col. Hobey Jabko
1 episodes

as Peter Harding
1 episodes
1 episodes

as Lou Cole
1 episodes

2 episodes

as Douglas Shane
1 episodes

as Self
1 episodes

as Wally Cook
1 episodes

2 episodes
as Self
1 episodes