| Actor | Don Scardino (as Marvin), Caitlin O'Heaney (as Amy Jensen), Tom Hanks (as Elliot), Russell Todd (as Don) |
| Cast | Elizabeth Kemp, Patsy Pease (as Joyce), James Rebhorn (as Prof. Carl Mason), Dana Barron (as Diana), Paul Gleason (as Det. Frank Daley) |
| Co-Producer | Robert Di Milia, Nan Pearlman |
| Director | Armand Mastroianni |
| Director Of Photography | Gerald Feil |
| Distributor | Metro-Goldwyn-Mayer* |
| Executive Producer | Joseph Beruh, Edgar Lansbury |
| Film Editor | George T. Norris |
| Music | Alexander Peskanov, Mark Peskanov |
| Producer | George Manasse |
| Production Company | Metro-Goldwyn-Mayer* |
| Writer | Scott Parker |
| Links | https://www.imdb.com/title/tt0080850/ · https://en.wikipedia.org/wiki/He_Knows_You%27re_Alone |
