Sara Berner
Triceratops (voice) (uncredited)
Mel Blanc
Porky Pig / Prehistoric Black Panther / Rover / Vulture / Tyrannosaurus Rex / Singing Bird (voice) (uncredited)
Thurl Ravenscroft
Lizard Singer (voice) (uncredited)
Kent Rogers
Ned Sparks Vulture (voice) (uncredited)
Robert Clampett
Prehistoric Porky
Released
Bande-annonce