Friend Gus Gravel invites the Flintstones and the Rubbles to his seaside hotel for an all-expense-paid vacation. But upon arriving, the four find that the hotel's planned "activities" seem more like work. Gus finally confesses that his entire hotel staff has just resigned on the eve of a huge convention.
| Name | Type | Role | |
|---|---|---|---|
| Warren Foster | Writer | ||
| Willard | Guest Star | ||
| Alan Reed | Guest Star | ||
| Mel Blanc | Guest Star | ||
| Jean Vander Pyl | Guest Star | ||
| Bea Benaderet | Guest Star | ||
| William Hanna | Director | ||
| Joseph Barbera | Director |