Michael O'Sullivan was born on 4 March 1934 in Los Angeles, California, USA. He was an actor, known for Hang 'Em High (1968) and You're a Big Boy Now (1966). He died on 24 July 1971 in San Francisco, California, USA.

Bruce Dern, Richard Gates, James MacArthur, Michael O'Sullivan, Bruce Scott, and James Westerfield in Hang 'Em High (1968)

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Michael O'Sullivan, Patricia Marand, and Bob Holiday at an event for The Daily Planet Presents: The Story of Superman (1966)

Jack Cassidy, Don Chastain, Linda Lavin, Michael O'Sullivan, Patricia Marand, and Bob Holiday at an event for The Daily Planet Presents: The Story of Superman (1966)

Michael O'Sullivan(1934-1971)

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