Casting | Rôle |
|---|
| Sylvia Anderson | Lady Penelope Creighton-Ward/Air Terrainean Guide (voice) |
| Ray Barrett | John Tracy/The Hood/Alan Tracy/Fireflash Co-Pilot/Assistant Controller/Harris/TX 204 Pilot (voice) |
| Peter Dyneley | Jeff Tracy/Commander Norman/Interceptor One Pilot (voice) |
| Christine Finn | Tin-Tin Kyrano/Airport Tannoy (voice) |
| David Graham | Gordon Tracy/Parker/Brains/Kyrano/Captain Hanson/Lt Bob Meddings/Fireflash Passenger/Crash Tenders/Doctor (voice) |
| David Holliday | Virgil Tracy (voice) |
| Shane Rimmer | Scott Tracy/TX 204 Co-pilot (voice) |
| Matt Zimmerman | (voice) (credit only) |
