An undersea civilisation, the Solarstars, creates a weapon capable of obliterating entire islands, and the crew of Stingray must destroy this vessel before it destroys them first!
| Actor | Role |
|---|---|
 Don MasonCaptain Troy Tempest / Mighty Solaster Leader (voice) | Captain Troy Tempest / Mighty Solaster Leader (voice) |
 Robert EastonLieutenant George Lee 'Phones' Sheridan / WSP Commander (voice) | Lieutenant George Lee 'Phones' Sheridan / WSP Commander (voice) |
 Ray BarrettCommander Sam Shore / Maritamis (voice) | Commander Sam Shore / Maritamis (voice) |
 Lois MaxwellLieutenant Atlanta Shore / Marinville Tracking Station (voice) | Lieutenant Atlanta Shore / Marinville Tracking Station (voice) |