David Vincent is kidnapped in a sneak attack on his new found alien-fighting allies, and he must try to escape an alien installation with a human psychologist.
| Name | Type | Role | |
|---|---|---|---|
| Barry Oringer | Writer | ||
| Kathleen Larkin | Guest Star | ||
| Byron Morrow | Guest Star | ||
| Carol Lynley | Guest Star | ||
| Anthony Eisley | Guest Star | ||
| Rhys Williams | Guest Star | ||
| Donald Davis | Guest Star | ||
| Mark Tapscott | Guest Star | ||
| Richard Karlan | Guest Star | ||
| Than Wyenn | Guest Star | ||
| Warren Parker | Guest Star | ||
| Hal Baylor | Guest Star | ||
| Maura McGiveney | Guest Star | ||
| Allen Emerson | Guest Star | ||
| Paul Wendkos | Director |