Who was an American film director and film producer who worked primarily at Metro-Goldwyn-Mayer, Gene Nelson or George Sidney ?
Gene Nelson Gene Nelson (March 24, 1920 – September 16, 1996) was an American dancer, actor, screenwriter, and director.
Robert O'Brien (executive) Robert H. O'Brien (1907–1997) was a businessman and Hollywood executive who was president of Metro-Goldwyn-Mayer during the 1960s. He took over the position in the wake of the debacle of "Mutiny on the Bounty" (1962). Under O'Brien's regime, in partnership with head of producer Robert M. Weitman, MGM produced its last run of classic films, including "Dr Zhivago" (1965), "The Dirty Dozen" (1967) and "" (1968).