The Stevensons discover that Allen isn't the only intergalactic visitor to drop by Planet Earth... and the new alien on the block isn't very friendly.
| Name | Type | Role | |
|---|---|---|---|
| Thomas W. Lynch | Writer | ||
| Bruce Haush | Writer | ||
| Furley Lumpkin | Guest Star | ||
| Richard Tanner | Guest Star | ||
| J. Kenneth Campbell | Guest Star | ||
| Don W. Lewis | Guest Star | ||
| L.B. Fisher | Guest Star | ||
| Paul Hoen | Director |