Peter Dyneley
Jeff Tracy (voice)
Sylvia Anderson
Lady Penelope Creighton-Ward (voice)
Shane Rimmer
Scott Tracy (voice)
Jeremy Wilkin
Virgil Tracy / Hogarth (voice)
Matt Zimmerman
Alan Tracy / Carter (voice)
David Graham
Gordon Tracy / Brains / Aloysius Parker (voice)
Keith Alexander
John Tracy / Narrator (voice)
Gary Files
Black Phantom / Captain Foster (I) / Lane (voice)
Christine Finn
Tin-Tin / Indian Fortune-Teller (voice)
John Carson
Captain Foster (II) (voice)
Geoffrey Keen
James Glenn (voice)