 | John Lithgow als John Mathewson |
 | Christopher Collet als Paul Stephens |
 | Cynthia Nixon als Jenny Anderman |
 | Jill Eikenberry als Elizabeth Stephens |
 | John Mahoney als Lt. Col. Conroy |
 | Richard Jenkins als Radiation Controls Officer |
 | Robert Sean Leonard als Max |
 | Steve Blum als Laser Efficiency Kid (as Richard Cardona) |
 | Sarah Burke als Jenny's Parent |
 | Robert Schenkkan als Government Aide |
 | Richard Council als Government Aide |
 | Fred Melamed als Howard |
| Marshall Brickman | Director |
| Marshall Brickman | Writer |
| Juliet Taylor | Casting |
| Robert Guerra | Art Direction |
| Marshall Brickman | Producer |
| Philippe Sarde | Original Music Composer |
| Billy Williams | Director of Photography |
| Jennifer Ogden | Producer |
| Nina Feinberg | Editor |
| Thomas Baum | Writer |
| Philip Rosenberg | Production Design |
| Shay Cunliffe | Costume Design |
| Nina Ramsey | Set Decoration |
| Roger Paradiso | Associate Producer |
| Bruce McNall | Producer |
| Hank Muller | Assistant Camera |
| Bran Ferren | Visual Effects Director |
