Tim and Toubo attempt to locate a mysterious island that is said to appear and disappear.
| Name | Type | Role | |
|---|---|---|---|
| Fenton Earnshaw | Writer | ||
| John Doucette | Guest Star | ||
| Jack Dimond | Guest Star | ||
| Norman Leavitt | Guest Star | ||
| Jay Novello | Guest Star | ||
| Richard Reeves | Guest Star | ||
| John English | Director |