Willis H. O'Brien More at IMDbPro »

Special Effects:

• 1940s
• 1930s
• 1920s
• 1910s

1. Mighty Joe Young (1949) (technical creator) (as Willis O'Brien)
   ... aka Mr. Joseph Young of Africa
   
   
2. The Son of Kong (1933) (special effects technician) (uncredited)
3. Creation (1931) (special effects)
   
   
4. The Lost World (1925) (special effects) (uncredited)
   
   
5. The Ghost of Slumber Mountain (1918) (special effects) (uncredited)
6. Prehistoric Poultry (1916) (special effects)
   ... aka Prehistoric Poultry: The Dinornis or Great Roaring Whiffenpoof
7. R.F.D. 10,000 B.C. (1916) (special effects)
   ... aka 10,000 Years B.C. (USA)
   ... aka A Mannikin Comedy (USA: subtitle)
   ... aka G.F.D. 10,000 Years B.C. (USA)
   ... aka R.F.D. 2,000,000 B.C. (USA)
8. Morpheus Mike (1915) (special effects)
9. The Dinosaur and the Missing Link: A Prehistoric Tragedy (1915) (special effects)
   ... aka The Dinosaur and the Baboon (USA: reissue title)
   

Director:

• 1930s
• 1920s
• 1910s

1. Creation (1931) (uncredited)
   
   
2. Along the Moonbeam Trail (1920)
   
   
3. The Ghost of Slumber Mountain (1918) (uncredited)
4. Curious Pets of Our Ancestors (1917)
5. The Birth of a Flivver (1917)
6. Prehistoric Poultry (1916)
   ... aka Prehistoric Poultry: The Dinornis or Great Roaring Whiffenpoof
7. R.F.D. 10,000 B.C. (1916)
   ... aka 10,000 Years B.C. (USA)
   ... aka A Mannikin Comedy (USA: subtitle)
   ... aka G.F.D. 10,000 Years B.C. (USA)
   ... aka R.F.D. 2,000,000 B.C. (USA)
8. Morpheus Mike (1915)
9. The Dinosaur and the Missing Link: A Prehistoric Tragedy (1915)
   ... aka The Dinosaur and the Baboon (USA: reissue title)
   

Visual Effects:

• 1960s
• 1950s
• 1930s

1. It's a Mad Mad Mad Mad World (1963) (visual effects) (uncredited)
   ... aka It's a Mad, Mad, Mad, Mad World (USA: promotional title)
2. The Lost World (1960) (effects technician) (as Willis O'Brien)
   ... aka Sir Arthur Conan Doyle's The Lost World (USA: complete title)
   
   
3. Behemoth the Sea Monster (1959) (special effects designer and creator) (as Willis O'Brien)
   ... aka Behemoth
   ... aka The Giant Behemoth (USA)
4. The Black Scorpion (1957) (special effects supervisor) (as Willis O'Brien)
5. The Animal World (1956) (effects technician)
   
   
6. Dancing Pirate (1936) (photographic effects)
7. King Kong (1933) (visual effects supervisor) (uncredited)
   ... aka The Eighth Wonder
   ... aka The Eighth Wonder of the World
   

Writer:

• 1960s
• 1950s
• 1930s
• 1910s

1. The Valley of Gwangi (1969) (uncredited) (story "Valley of the Mist")
   ... aka Gwangi
   ... aka The Lost Valley
   ... aka The Valley Time Forgot
   ... aka The Valley Where Time Stood Still
2. Kingu Kongu tai Gojira (1962) (story "King Kong vs. Frankenstein") (uncredited)
   ... aka King Kong vs. Godzilla
   
   
3. The Beast of Hollow Mountain (1956) (from an idea by) (as Willis O'Brien)
   ... aka El monstruo de la Montaña Hueca
   ... aka La bestia de la montaña (Mexico)
   
   
4. Creation (1931) (uncredited)
   
   
5. The Ghost of Slumber Mountain (1918) (uncredited)
   

Miscellaneous Crew:

• 1930s
• 1920s

1. The Last Days of Pompeii (1935) (chief technician) (as Willis O'Brien)
2. The Son of Kong (1933) (chief technician) (as Willis O'Brien)
3. King Kong (1933) (chief technician)
   ... aka The Eighth Wonder
   ... aka The Eighth Wonder of the World
   
   
4. The Lost World (1925) (researcher) (technical director)
   

Cinematographer:

1. The Ghost of Slumber Mountain (1918) (uncredited)
2. The Dinosaur and the Missing Link: A Prehistoric Tragedy (1915)
   ... aka The Dinosaur and the Baboon (USA: reissue title)
   

Animation Department:

1. The Puppetoon Movie (1987) (animator: Puppetoon Studios USA)
   

Art Department:

1. This Is Cinerama (1952) (paintings contribution) (uncredited)
   

Actor:

1. The Ghost of Slumber Mountain (1918) (uncredited) .... Ghost of 'Mad Dick', the Hermit
   

Thanks:

1. Dinosaur Movies (1993) (V) (dedicatee) (as Willis O'Brien)
   

Self:

1. "Movie Magic" .... Himself (1 episode, 1994)
       - Stop Motion Animation: One Step at a Time (1994) TV episode (as Willis O'Brien) .... Himself