The Mercurian Invasion
- Video
- 1998
- 1h 28m
Frankie Thomas
- Cadet Tom Corbett
- (archive footage)
Al Markim
- Cadet Astro
- (archive footage)
Jan Merlin
- Cadet Roger Manning
- (archive footage)
Michael Harvey
- Capt. Steve Strong - segments 1-2
- (archive footage)
Ed Bryce
- Capt. Steve Strong
- (archive footage)
Tom Poston
- The Mercurian Leader
- (archive footage)
Carter Blake
- Commander Arkwright
- (archive footage)
Margaret Garland
- Dr. Joan Dale
- (archive footage)
Dennis Patrick
- Lt. Pearson
- (archive footage)
- (as Dennis Harris)