Cast and Crew
Cast 8
Peter Dyneley
Jeff Tracy / Commander Norman / Interceptor One Pilot (voice)
Shane Rimmer
Scott Tracy / Radar Operator (voice)
David Holliday
Vrigil Tracy / Newsreader (voice)
Matt Zimmerman
Alan Tracy / TV Reporter / Seahawk Pilot (voice)
David Graham
Gordon Tracy / Brains / Parker / Kyrano / Captain Hanson (voice)
Ray Barrett
John Tracy / The Hood / Lieutenant Burroughs / Patterson (voice)
Sylvia Anderson
Lady Penelope Creighton-Ward / Air Terrainean Guide (voice)
Christine Finn
Tin-Tin / Grandma Tracy (voice)
Crew 12
Barry Gray
Sound
John Read
Crew
Alan Pattillo
Directing
Sylvia Anderson
Writing
Martin Crump
Writing
Gerry Anderson
Writing
Gerry Anderson
Production
David Lane
Editing
Reg Hill
Production
Desmond Saunders
Directing
Harry Ledger
Editing
Gerry Anderson
Crew