Claim: Vladimir Sokoloff never became a theater actor in his life.
Evidence: Vladimir Aleksandrovich Sokoloff (Russian: Влади́мир Алекса́ндрович Соколо́в; December 26, 1889 – February 15, 1962) was a Russian-American character actor of stage and screen. Upon graduation, he joined the Moscow Art Theatre as an actor and assistant director.