Jeff Tracy / Commander Norman / Interceptor One Pilot (voice)

Peter Dyneley

Acting

Scott Tracy / Radar Operator (voice)

Shane Rimmer

Acting

Vrigil Tracy / Newsreader (voice)

David Holliday

Acting

Alan Tracy / TV Reporter / Seahawk Pilot (voice)

Matt Zimmerman

Acting

Gordon Tracy / Brains / Parker / Kyrano / Captain Hanson (voice)

David Graham

Acting

John Tracy / The Hood / Lieutenant Burroughs / Patterson (voice)

Ray Barrett

Acting

Lady Penelope Creighton-Ward / Air Terrainean Guide (voice)

Sylvia Anderson

Acting

Tin-Tin / Grandma Tracy (voice)

Christine Finn

Acting