Simon (1980)

A group of scientists takes Simon, a psychology professor, as a test person for a brainwash experiment. After that they try to convince him that he is a being from another planet.

Director: Marshall Brickman

Cast: Alan Arkin, Madeline Kahn, Austin Pendleton, Judy Graubart, William Finley, Jayant, Wallace Shawn, Max Wright, Fred Gwynne, Adolph Green, Keith Szarabajka, Ann Risley, Pierre Epstein, Roy Cooper, Rex Robbins, David Warrilow, Hetty Galen, David Gideon