"A thousand years ago," says Uncle Matt, "a tribe of cliff dwellers lived in Hidden Valley. . . . Their burial ground was guarded by the spirit of a flying bull, the ghostly Tomuka."
Erik Von Flick is the villain of the "Dynomutt" segment. He's a parody of the movie director, Erich von Stroheim.
Tin Kong is the gigantic mechanical ape Von Flick uses to terrorize Big City. The monster is a parody of the title beast in King Kong (1933) (1933).