On Christmas Eve, two bank robbers stow away on board a rocket ship delivering gifts to a children's hospital - one of which is a special invitation to Tracy Island.
| Actor | Role |
|---|---|
 Peter DyneleyJeff Tracy / Preston (voice) | Jeff Tracy / Preston (voice) |
 Shane RimmerScott Tracy (voice) | Scott Tracy (voice) |
 Jeremy WilkinVirgil Tracy / Dr. Pringle / Saunders / TV Reporter / 1st Santa (voice) | Virgil Tracy / Dr. Pringle / Saunders / TV Reporter / 1st Santa (voice) |
 Matt ZimmermanAlan Tracy (voice) | Alan Tracy (voice) |
 David GrahamGordon Tracy / Brains / Kyrano / Straker / 2nd Santa (voice) | Gordon Tracy / Brains / Kyrano / Straker / 2nd Santa (voice) |
 Ray BarrettJohn Tracy / Scobie / Harman / Security Chief Joe (voice) | John Tracy / Scobie / Harman / Security Chief Joe (voice) |
 Sylvia AndersonLady Penelope Creighton-Ward / Nicky / Nurse Nimmo (voice) | Lady Penelope Creighton-Ward / Nicky / Nurse Nimmo (voice) |
 Christine FinnTin-Tin Kyrano / Grandma Tracy (voice) | Tin-Tin Kyrano / Grandma Tracy (voice) |
 Charles TingwellDr. Lang / Tanner (voice) (uncredited) | Dr. Lang / Tanner (voice) (uncredited) |