Calificación
Reparto

Peter Dyneley
Jeff Tracy / Professor Heinz Bodman (voice)

Shane Rimmer
Scott Tracy (voice)

David Holliday
Virgil Tracy (voice)

Matt Zimmerman
Alan Tracy / TV Reporter (voice)

David Graham
Gordon Tracy / John Tracy / Brains / Kyrano (voice)

Christine Finn
Tin-Tin Kyrano / Grandma Tracy (voice)

Jeremy Wilkin
Virgil Tracy / Operator Power / Tom (voice)

Ray Barrett
Colonel Harris / Colonel Benson / Rick O’Shea (voice)

John Tate
Solarnaut Camp (voice)

Charles Tingwell
International Space Control Commander (voice)

Sylvia Anderson
Professor Marshall (voice)