 | Fred Astaire als Ricky Hawthorne |
 | Melvyn Douglas als Dr. John Jaffrey |
 | Douglas Fairbanks Jr. als Edward Charles Wanderley |
 | John Houseman als Sears James |
 | Craig Wasson als Don Wanderley / David Wanderley |
 | Patricia Neal als Stella Hawthorne |
 | Alice Krige als Eva Galli / Alma Mobley |
 | Jacqueline Brookes als Milly |
 | Miguel Fernandes als Gregory Bates |
 | Lance Holcomb als Fenny Bates |
 | Mark Chamberlin als Young John Jaffrey |
 | Tim Choate als Young Ricky Hawthorne |
| Kurt Johnson als Young Edward Wanderley |
 | Ken Olin als Young Sears James |
 | Brad Sullivan als Sheriff Hardesty |
 | Michael O'Neill als Churchill |
 | Guy Boyd als Omar Norris |
| Robert Burr als Principal |
 | Helena Carroll als Mrs. Meredith |
 | Robin Curtis als Rea Dedham |
 | Breon Gorman als Nettie Dedham |
 | James Greene als Mailman |
| Ruth Hunt als Florence |
 | Deborah Offner als Helen |
| Virginia Bingham als Sears' Mother |
| William F. Conway als Sears' Father |
| Russell R. Bletzer als Reverend Wilkinson |
| Terrance Mario Carnes als Waiter |
| Alfred Curven als Man in Coffin |
| Edward F. Dillon als Judge |
| Alvin W. Fretz als Coroner |
| Hugh Hires als Student Solt |
| Raymond J. Quinn als Ricky's Father |
| Barbara von Zastrow als Ricky's Mother |
| Betty Low als Irmengard |
| Mason Cardiff als Schoolboy |
| Gale Grindle als Student |
| John Irvin | Director |
| Burt Weissbourd | Producer |
| Tom Rolf | Editor |
| Lawrence D. Cohen | Screenplay |
| Peter Straub | Novel |
| Jack Cardiff | Director of Photography |
| Douglas Green | Co-Producer |
| Ronald G. Smith | Associate Producer |
| Mike Fenton | Casting |
| Norman Newberry | Production Design |
| Norman Newberry | Art Direction |
| Philippe Sarde | Original Music Composer |
| Mary Ann Biddle | Set Decoration |
| May Routh | Costume Design |
| Rick Baker | Special Effects Makeup Artist |
| Irving Buchman | Makeup Artist |
| Carl Fullerton | Special Effects Makeup Artist |
| Albert Jeyte | Makeup Artist |
| Robert Jiras | Makeup Artist |
| Philip Leto | Hairstylist |
| Rick Sharp | Makeup Artist |
| Robert Latham Brown | Production Manager |
| Ronald G. Smith | Production Manager |
| Dan Kolsrud | First Assistant Director |
| Dean Lyras | Second Assistant Director |
| James Allen | Assistant Decorator |
| William Apperson | Construction Foreman |
| John Zemansky | Property Master |
| James R. Alexander | Sound |
| Allan Bromberg | Assistant Sound Editor |
| Charles L. Campbell | Supervising Sound Editor |
| Larry Carow | Sound Effects Editor |
| Samuel C. Crutcher | Sound Effects Editor |
| Richard C. Franklin | Sound Effects Editor |
| Robert L. Hoyt | Sound Recordist |
| David Pettijohn | Sound Effects Editor |
| Stanley H. Polinsky | Sound Re-Recording Mixer |
| Mark Server | Boom Operator |
| John J. Stephens | Sound Re-Recording Mixer |
| John Roesch | Foley Artist |
| Henry Millar Jr. | Special Effects |
| Syd Dutton | Matte Painter |
| Albert Whitlock | Visual Effects |
| Susan Turner | Visual Effects |
| Lou Barlia | Camera Operator |
| Bobby Brown | Assistant Camera |
| Dick Mingalone | Camera Operator |
| Reggie Newkirk | First Assistant Camera |
| Ted Varnadoe | Electrician |
| Michael Ripps | Assistant Editor |
| Harry Betts | Orchestrator |
| John Caper Jr. | Music Coordinator |
| John Caper Jr. | Conductor |
| Peter Knight | Conductor |
| Peter Knight | Orchestrator |
| Michel Mention | Orchestrator |
| Peter T. Myers | Orchestrator |
| Patrick A. DiCocco | Production Driver |
| Sonny P. Filippini | Script Supervisor |
| Mike Henry | Production Assistant |
| Phill Norman | Title Designer |
| Suzanne E. Petersen | Production Assistant |
| Dick Smith | Makeup Artist |
| Rick Baker | Makeup Artist |
