The Fan (1981 film)

The Fan is a 1981 American horror film directed by Edward Bianchi, and starring Lauren Bacall, Michael Biehn, James Garner and Maureen Stapleton. It was written by Priscilla Chapman and John Hartwell, based on a novel of the same name by Bob Randall. The plot follows a famous stage and film actress named Sally Ross Bacall who is stalked by a violent, deranged fan Biehn, who begins killing those around her.

Sally has recently taken a job in a musical stage production, and has been reconnecting with her exhusband, Jake James Garner, who is in town filming a movie. After Belle receives another explicit sexual letter from Douglas, she brings it to Sallys attention Sally scolds her for being rude to the fan, and brushes it off, saying shes had to deal with many fans who have had extensive fantasies about her. Meanwhile, Douglas begins stalking Sally, sitting outside of her apartment building, and following her to her stage rehearsals. He decides to handdeliver a letter to her while she is rehearsing for the musical, but he watches the man at the studio give the letter to Belle, whom he realizes is the assistant who has been writing the nasty responses to him.After the rehearsal ends, Douglas follows Belle into the subway, where he slashes her face open with a razor. She survives the attack, but is hospitalized. When police press her for information, Belle cannot remember the name on the obsessive letters return addresses when police inquire about it to Sally, she says that they do not keep the fan mail. ........

Source: Wikipedia