Jeff Corey ( Superman and the Mole-Men
)
Julie Adams ( Río Apache
)
Steven Geray ( Tobor El Grande
)
Charles Drake ( Tobor El Grande
)
Jack Kelly ( Río Apache
)
Edgar Barrier ( Río Apache
)
William Schallert ( Tobor El Grande
)
Walter Reed ( Superman and the Mole-Men
)
George Reeves ( Superman and the Mole-Men
)
Hugh Marlowe ( Río Apache
)
J. Farrell MacDonald ( Superman and the Mole-Men
)
Lyle Talbot ( Tobor El Grande
)
Stephen McNally ( Río Apache
)
Russell Johnson ( Río Apache
)
Hal Baylor ( Tobor El Grande
)
Hugh O'Brian ( Río Apache
)
Taylor Holmes ( Tobor El Grande
)
Ray Walker ( Superman and the Mole-Men
)
Henry Kulky ( Tobor El Grande
)
Forrest Lewis ( Río Apache
)
Billy Chapin ( Tobor El Grande
)
Phyllis Coates ( Superman and the Mole-Men
)
Alan Reynolds ( Tobor El Grande
)
Karin Booth ( Tobor El Grande
)
Jaclynne Greene ( Río Apache
)
Franz Roehn ( Tobor El Grande
)