Cast & Crew zu Eine Wahnsinnsfamilie
| Gil Buckman | Steve Martin | |
| Larry Buckman | Tom Hulce | |
| Nathan Huffner | Rick Moranis | |
| Julie Buckman | Martha Plimpton | |
| Tod Higgins | Keanu Reeves | |
| Frank Buckman | Jason Robards | |
| Karen Buckman | Mary Steenburgen | |
| Helen Buckman | Dianne Wiest | |
| Susan Buckman | Harley Jane Kozak | |
| David Brodsky | Dennis Dugan | |
| Garry Buckman-Lampkin | Joaquin Phoenix | |
| Marilyn Buckman | Eileen Ryan | |
| Grandma | Helen Shaw | |
| Kevin Buckman | Jasen Fisher | |
| George Bowman | Paul Linke | |
| Taylor Buckman | Alisan Porter | |
| Justin Buckman | Zachary La Voy | |
| Patty Huffner | Ivyann Schwan | |
| Cool Buckman | Alex Burrall | |
| Stan | Lowell Ganz | |
| Dean at College | Rance Howard | |
| Young Gil Buckman | Max Elliott Slade | |
| Lou | Clint Howard | |
| Fotomat Clerk | Lamont Lofton | |
| Amy | Erika Rafuls | |
| Matt | Jordan Kessler | |
| Eddie | Billy Cohen | |
| Barbara Rice | Isabel Cooley | |
| Doctor Lucas | Greg Gerard | |
| Redheaded Audience Girl | Bryce Dallas Howard | |
| Grau dargestellte
Schauspieler spielen im Film mit, werden aber nicht im Abspann erwähnt. |
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| Regie |
Ron Howard |
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| Buch |
Lowell Ganz Babaloo Mandel Ron Howard |
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| Drehbuch |
Lowell Ganz Babaloo Mandel |
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| Kamera |
Donald McAlpine |
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| Schnitt |
Daniel P. Hanley Mike Hill |
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