Upset when an RKO power-play diminished his authority, Berman left for MGM in 1940, where he oversaw such productions as Ziegfeld Girl (1941), National Velvet (1944), The Bribe (1949), Father of the Bride (1950), Blackboard Jungle (1955) and  BUtterfield 8 (1960).
Berman, dissatisfied with an RKO maneuver that diminished his authority, moved to MGM in 1940. He then directed films like Ziegfeld Girl (1941), National Velvet (1944), The Bribe (1949), Father of the Bride (1950), Blackboard Jungle (1955) and  BUtterfield 8 (1960).