Joji Tani (Japanese: 谷譲治, Hepburn: Tani Jōji), known as Screaming Mad George (October 7, 1956 - February 10, 2026), was a Japanese special effects artist, film director, and former musician. He was born in Osaka, Japan, and emigrated to the United States, where he became known for his surreal, grotesque and gory special effects. He collaborated with director and producer Brian Yuzna on many films.

KNOWN FOR

Predator
1987
The Abyss
1989
A Nightmare on Elm Street 4: The Dream Master
1988
Ju-On: Origins
2020
Society
1990
An American Werewolf in Paris
1997
Poltergeist II: The Other Side
1986
A Nightmare on Elm Street 3: Dream Warriors
1987
Children of the Corn III: Urban Harvest
1995
The Dentist 2
1998
Freaked
1993
Bride of Re-Animator
1990

FILMOGRAPHY

All
Movies
TV
Acting
7
Directing
2
Editing
1
Sound
2
Art
3
Costume & Make-Up
17
Visual Effects
8
Crew
18
2024
In Search of Darkness: 1990-1994
as Self
2023
The Darkside of Society
as Self
2022
In Search of Darkness: Part III
as Self
2015
Champion of the Shunt
as Self
1997
Making of Biohazard 2 TV-CM
as Self
1990
Gorgon Video Magazine Vol. 2
as Self
1989
The Making of 'Nightmare on Elm Street IV'
as Self