 | Jason Robards als Dr. Russell Oakes |
 | JoBeth Williams als Nurse Nancy Bauer |
 | Steve Guttenberg als Stephen Klein |
 | John Cullum als Jim Dahlberg |
 | John Lithgow als Joe Huxley |
 | Bibi Besch als Eve Dahlberg |
 | Lori Lethin als Denise Dahlberg |
 | Amy Madigan als Alison Ransom |
 | Jeff East als Bruce Gallatin |
 | Georgann Johnson als Helen Oakes |
 | William Allen Young als Airman Billy McCoy |
 | Calvin Jung als Dr. Sam Hachya |
 | Lin McCarthy als Dr. Austin |
 | Dennis Lipscomb als Reverend Walker |
 | Clayton Day als Dennis Hendry |
| Doug Scott als Danny Dahlberg |
| Ellen Anthony als Joleen Dahlberg |
| Kyle Aletter als Marilyn Oakes |
| Alston Ahern als Cynthia |
| William Allyn als Professor |
| Antonie Becker als Ellen Hendry |
| Pamela Brown als Nurse |
| Jonathan Estrin als Julian French |
 | Stephen Furst als Aldo |
 | Arliss Howard als Tom Cooper |
| Rosanna Huffman als Dr. Wallenberg |
 | Barbara Harris als TV Host |
| Bob Meister als Cody |
 | Vahan Moosekian als Mack |
 | George Petrie als Dr. Landowska |
| Glenn Robards als Barber #2 |
 | Tom Spratley als Barber #1 |
| Stan Wilson als Vinnie Conrad |
| Arthur Ashe als TV Newscaster (uncredited) |
 | Billy Beck als Dying Old Man Squatter (uncredited) |
| Brian Beltran als College Student (uncredited) |
| Bill Baker als College Student (uncredited) |
| Gayne Rescher | Director of Photography |
| Robert Papazian | Producer |
| Nicholas Meyer | Director |
| William Paul Dornisch | Editor |
| Peter Wooley | Production Design |
| David Raksin | Original Music Composer |
| Robert Florio | Editor |
| Edward Hume | Writer |
| Robert Blalack | Special Effects |
| Stephanie Austin | Associate Producer |
| Hal Galli | Production Manager |
| Elie Cohn | First Assistant Director |
| Gail Joyce Fortmuller | Second Assistant Director |
| Steven-Charles Jaffe | Second Unit Director |
| Neil Roach | Second Unit Director of Photography |
| Scott Thaler | Second Unit First Assistant Director |
| Mary Ann Good | Set Decoration |
| Joseph G. Pacelli Jr. | Set Designer |
| Lavar Emert | Property Master |
| Barbara Amato | Script Supervisor |
| Charles T. Knight | Production Sound Mixer |
| Bob Dawson | Special Effects |
| John S. Perry | Costume Supervisor |
| Dianne Cohoon | Costumer |
| Michael Westmore | Makeup Designer |
| Zoltan Elek | Makeup Artist |
| Dorothea Long | Hair Designer |
| Judy Crown | Hairstylist |
| Paul Dixon | Editor |
| David McCann | Post Production Supervisor |
| Gary C. Bourgeois | Sound Re-Recording Mixer |
| Christopher T. Welch | Sound Editor |
| Frank Serafine | Sound Designer |
| Walton Domisch | Assistant Editor |
| Janet Bartels-Vandagriff | Assistant Editor |
| Barbara Palmer Dixon | Assistant Editor |
| Sharon Burke | Assistant Editor |
| Paul Stader | Stunt Coordinator |
| Gene Griffith | Key Grip |
| Andree Juviler | Location Manager |
| Steve Dayan | Location Manager |
| Dean Williams | Still Photographer |
| Romolo Acquistapace | Gaffer |
| Jack Wright | Extras Casting |
| Mort Zwicker | Construction Coordinator |
| Gene Clinesmith | Transportation Coordinator |
| Mary West | Casting Associate |
| Penelope Gottlieb | Title Designer |
| Ross Brown | Casting |
| Hank McCann | Casting |
| Bill Flores | Costumer |
