Jeff Cooper was widely known for his acting on the big screen. Cooper started his acting career landing roles in such films as "Duel at Diablo" (1966) with James Garner, the Tom Laughlin crime feature "The Born Losers" (1967) and the Barbi Benton comedy "Wie Kommt ein So Reizendes Maedchen zu Diesem Gewerbe?" (1970). He also appeared in "A Knife For the Ladies" (1974). His passion for acting continued to his roles in projects like "Viaje Fantastico en Globo" (1976) and the "The Silent Flute" (1979) film with David Carradine. His work around this time also included a part on the TV movie "Oceans of Fire" (CBS, 1986-87). In the nineties, Cooper lent his talents to projects like "Mary Tyler Moore: The 20th Anniversary Show" (CBS, 1990-91), "The Perfect Bride" (USA, 1990-91) and "Payback!" (NBC, 1998-99). His credits also expanded to "Bringing UFO's Down to Earth" (1999-2000). Most recently, Cooper appeared on "Fire at Sea" (History, 2000-01).