Premise: Stand-In is a 1937 American comedy film directed by Tay Garnett and starring Leslie Howard, Joan Blondell, and Humphrey Bogart. The picture was produced by the independent Walter Wanger, and released by United Artists. It is set in Hollywood and parodies many aspects of the film industry during the Classical Era.
Hypothesis: Humphrey Bogart was an actor who stared in the 1937 comedy Stand-In.