as Commander Jack Rankin
as Russ Hartley
as Dr. Michael Benning
as Ensign Neil Conovan
as Capt. Bob Horner
as Dr. Mitchell
as Jackie Roach
as Tom Herrera
as Kiowa Jones
as Jess Calhoun
as John Smith
as Cousin Bertie
as Francis Aloysius Belney
as Dr. Jim Harris
