The Ghost of Slumber Mountain (1918 Film) -- Directed By Willis O'Brien -- Short Film

In a dream Uncle Jack looks through a magic telescope owned by the ghost of a hermit and sees what life was like millions of years ago, including a battle between prehistoric monsters.

Directed by Willis O'Brien
Written by Willis O'Brien
Produced by Herbert M. Dawley
Starring Herbert M. Dawley
Willis O'Brien
Cinematography Willis O'Brien
Music by Tom Luis
Distributed by World Film Company
Release date November 17, 1918
Running time
40 minutes
(original, lost)
19 minutes
(restored version)
Country United States
Languages Silent
English intertitles
Budget $3,000[1]
Box office $100,000[1]