After an uneventful visit to a new planet, the crew of Fireball XL5 get some shuteye. While they sleep, Robot detects a mysterious signal and decides to investigate. Could this spell doom for XL5's trusty robotic pilot?
| Actor | Role |
|---|---|
 Jamie Anderson(voices) | (voices) |
 Nicholas Briggs(voices) | (voices) |
 Marc Silk(voices) | (voices) |
 Genevieve Gaunt(voices) | (voices) |
 Chris Thompson(voices) | (voices) |