International Rescue rushes to a movie set to save two actors from a watery grave, unaware that the Hood has orchestrated the accident as a means of filming the Thunderbird machines.
| Actor | Role |
|---|---|
 Shane RimmerScott Tracy / Director of Photography (voice) | Scott Tracy / Director of Photography (voice) |
 David HollidayVirgil Tracy (voice) | Virgil Tracy (voice) |
 Matt ZimmermanAlan Tracy / General X / Slim (voice) | Alan Tracy / General X / Slim (voice) |
 David GrahamGordon Tracy / Brains / Kyrano / Bletcher / Maguire / Production Manager (voice) | Gordon Tracy / Brains / Kyrano / Bletcher / Maguire / Production Manager (voice) |
 Ray BarrettJohn Tracy / The Hood / Goldheimer / Martian Ray / Brian (voice) | John Tracy / The Hood / Goldheimer / Martian Ray / Brian (voice) |
 Peter DyneleyJeff Tracy / Martian Pete (voice) | Jeff Tracy / Martian Pete (voice) |
 Christine FinnTin-Tin Kyrano (voice) | Tin-Tin Kyrano (voice) |
 Sylvia AndersonMake-Up Girl (voice) | Make-Up Girl (voice) |