Calificación
Reparto

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)