 | Anthony Michael Hall als Gary Wallace |
 | Kelly LeBrock als Lisa |
 | Ilan Mitchell-Smith als Wyatt Donnelly |
 | Bill Paxton als Chet Donnelly |
 | Suzanne Snyder als Deb |
 | Judie Aronson als Hilly |
 | Robert Rusler als Max |
 | Robert Downey Jr. als Ian |
 | Steve James als Guy At Table |
 | Vernon Wells als Lord General |
 | Michael Berryman als Mutant Biker |
 | Jill Whitlow als Perfume Salesgirl |
 | Britt Leach als Al Wallace |
 | Kym Malin als Girl Playing Piano |
 | John Kapelos als Dino |
 | Prince Hughes als Party Guest |
 | Ann Coyle als Carmen Donnelly |
| Suzy J. Kellems als Gymnast |
| Chino 'Fats' Williams als Bar Patron |
| Robin Frohman als Girl in Bathroom |
| Alison Carole Lowe als Girl in Upside Down Bathroom |
 | Rick LeFevour als Policeman (as Rick LeFevor) |
| James Huffman als Young Kid at Party (uncredited) |
| Michael K. Washko als Mall Shopper (uncredited) |
 | Ivor Barry als Henry Donnelly |
| Pamela Gordon als Wyatt's Mother |
 | Jennifer Balgobin als Biker Girl |
| Fred D. Scott als Bar Patron |
| John Hughes | Screenplay |
| Matthew F. Leonetti | Director of Photography |
| John Hughes | Director |
| Mark Warner | Editor |
| Joel Silver | Producer |
| Scott K. Wallace | Editor |
| Chris Lebenzon | Editor |
| Jackie Burch | Casting |
| Ira Newborn | Original Music Composer |
| John W. Corso | Production Design |
| Kathy Nelson | Music Supervisor |
| Greg Agalsoff | Boom Operator |
| Stephen Hunter Flick | Supervising Sound Editor |
| Don Zepfel | Unit Production Manager |
| James R. Alexander | Production Sound Mixer |
| Jennifer Polito | Set Decoration |
| Randy Tepper | Still Photographer |
| Luca Kouimelis | Script Supervisor |
| Robert L. Hoyt | Sound Re-Recording Mixer |
| Bennie E. Dobbins | Stunt Coordinator |
| Marilyn Vance | Costume Design |
| James Allen | Art Direction |
| Gary Ladinsky | Sound Re-Recording Mixer |
| Michael Germain | Makeup Artist |
| John J. Stephens | Sound Re-Recording Mixer |
| Jane Vickerilla | Associate Producer |
| Dagmar Loesch | Hairstylist |
| Roger Heman Jr. | Sound Re-Recording Mixer |
| Gary Wright | Foley Editor |
| Jack M. Marino | Property Master |
| James Bolt | ADR Recordist |
| Steve Richardson | Foley Editor |
| Vince Melandri | ADR Editor |
| Steve Kelso | Stunts |
| Greg Wayne Elam | Stunts |
| Phil Culotta | Stunts |
| Kimberly Epper | Stunts |
| Steve Cremin | Stunts |
| John-Clay Scott | Stunts |
| Sharon Schaffer | Stunts |
| Paul M. Lane | Stunts |
| Shawn Patrick Lane | Stunts |
| James Fierro | Stunts |
| Bob Herron | Stunts |
| Kay Whipple | Stunts |
| Daniel Maldonado | Stunts |
| Joseph W. Calloway | Second Unit Director of Photography |
