<Tr> <Th> Box office </Th> <Td> $1,225,000 (US rentals) </Td> </Tr> <P> Bedtime for Bonzo is a 1951 comedy film directed by Fred de Cordova, starring Ronald Reagan, Diana Lynn, and Peggy as Bonzo . It revolves around the attempts of the central character, psychology professor Peter Boyd (Ronald Reagan), to teach human morals to a chimpanzee, hoping to solve the "nature versus nurture" question . He hires a woman, Jane Linden (Diana Lynn), to pose as the chimp's mother while he plays father to it, and uses 1950s - era child rearing techniques . </P> <P> This movie is one of the most remembered of Reagan's acting career and renewed his popularity as a movie star for a while . Reagan, however, never even saw the film until 1984 . </P> <P> A sequel was released entitled Bonzo Goes to College (1952), but featured none of the three lead performers from the original . Peggy died in a zoo fire two weeks after the premier of Bedtime for Bonzo; another chimp was hired for the second film whose name really was "Bonzo". Reagan did not want to work on the second film; he thought the premise was silly . </P>

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