Cast
David Holliday
Virgil Tracy (voice)
Matt Zimmerman
Alan Tracy (voice)
David Graham
Gordon Tracy / Brains / Morrison / Bob Gray / Solarnaut Asher / Captain Hanson / Frank / Dave Clayton (voice)
Ray Barrett
Eddie Houseman / J.B. Lester / Colonel Harris / Fireflash Co-Pilot / Assistant Controller / Bridge Controller (voice)
Sylvia Anderson
Chip Morrison / Lady Penelope Creighton-Ward (voice)
Christine Finn
Tin-Tin Kyrano (voice)
Shane Rimmer
Scott Tracy (voice)