Cmdr. Casey Abbott (Captain, USS Starfish)
Nurse Lt. Helen Blair
Lt. Cmdr. Don Landon (XO, USS Starfish)
Freddy Warren
Lt. Paul Prentice
Carroll (as William Phillips)
Lt. (j.g.) Wes Barton
Bill aka Lt. Charlie
Chick (as Joseph Turkel)
Jug
Himself (in prologue) (uncredited)
