An Eastern dictator named El Hudat arrives in Marineville, wishing to become a member of the World Aquanaut Security Patrol.
| Actor | Role |
|---|---|
 Don MasonCaptain Troy Tempest (voice) | Captain Troy Tempest (voice) |
 Robert EastonLieutenant George Lee 'Phones' Sheridan / Abu (voice) | Lieutenant George Lee 'Phones' Sheridan / Abu (voice) |
 Ray BarrettCommander Sam Shore / Sub-Lieutenant John Horatio Fisher (voice) | Commander Sam Shore / Sub-Lieutenant John Horatio Fisher (voice) |
 Lois MaxwellLieutenant Atlanta Shore (voice) | Lieutenant Atlanta Shore (voice) |
 David GrahamEl Hudat (voice) | El Hudat (voice) |