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 actressdirector Ida Lupino One of Duffs later performances was as Dustin Hoffmans attorney in the Academy Awardwinning Kramer vs Kramer 1979 On radio Duff played Dashiell Hammetts private eye Sam Spade from 19461950 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 CurtisJerry Raigan From October 1960 through April 1961 Duff played Willie Dante owner of the San Francisco nightclub Dantes Inferno in the NBC adventuredrama series Dante In 1964 Duff guest starred as Harold Baker on the episode Prodigy of NBCs 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 NBCs Flamingo Road and Knots Landing and Dallas both on CBS Description above from the Wikipedia article Howard Duff licensed under CCBYSA full list of contributors on Wikipedia