| Clark Griswold | 切维·切斯
 | |
| Ellen Griswold | 比佛莉·德安姬罗
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| Cousin Eddie | 兰迪·奎德
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| Russell 'Rusty' Griswold | 安东尼·迈克尔·豪尔
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| Aunt Edna | Imogene Coca
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| Roy Walley | 埃迪·布莱肯
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| Motorcycle Cop | 詹姆斯·基彻
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| Car Salesman | 尤金·列维
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| Lasky Guard at Walleyworld | 约翰·坎迪
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| The Girl in the Ferrari | 克里斯蒂·布林克利
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| Cousin Vicki | 简·科拉克斯基
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| Assistant Mechanic | 约翰·迪尔
 | |
| Cop at Wally World (voice) (uncredited) | 哈罗德·雷米斯
 | |
| Audrey Griswold | Dana Barron | |
| Kamp Komfort Clerk | Brian Doyle-Murray
 | |
| Cousin Catherine | Miriam Flynn | |
| Grover | Frank McRae
 | |
| Cousin Dale (as John Navin) | John P. Navin Jr. | |
| Man Giving Directions | Nathan Cook | |
| Pimp | Christopher Jackson | |
| Mechanic | Mickey Jones | |
| Dodge City Cashier | Jeannie Dimter Barton | |
| Wyatt Earp (as Randolph Dreyfuss) | Randy Lowell | |
| Indian | Virgil Wyaco II | |
| Davenport | Gerry Black | |
| Motel Desk Clerk | James Staley
 | |
| Car Hop | Adelaide Wilder | |
| Motel Guest | Tessa Richarde | |
| Neighbor | Fritz Apking | |
| Neighbor | Eric Stacey | |
| SWAT team leader | Scott Perry | |
| Policeman | Dennis Freeman | |
| Cowboy | Michael Talbott | |
| Camel Rider | John Craigmile | |
| Daisy Mabel (uncredited) | Violet Ramis | |
