| Chevy Chase | Clark Griswold |
| Beverly D'Angelo | Ellen Griswold |
| Imogene Coca | Aunt Edna |
| Randy Quaid | Cousin Eddie |
| Anthony Michael Hall | Russell 'Rusty' Griswold |
| Dana Barron | Audrey Griswold |
| Eddie Bracken | Roy Walley |
| Brian Doyle-Murray | Kamp Komfort Clerk |
| Miriam Flynn | Cousin Catherine |
| James Keach | Motorcycle Cop |
| Director | Harold Ramis |
| Producer | Robert Grand; Matty Simmons |
| Writer | John Hughes |
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