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Atari Gravitar

John Twiddy

Game Credits


Ferrari Challenge: Trofeo Pirelli (2008)   (Head of Production)
Impossible Mission (2007)   (Project management)
Super Fruitfall (2007)   (Project Management)
Pinball Hall of Fame: The Gottlieb Collection (2004)   (Project Development)


Putty Squad (2014)   (Game Design)
The Last Ninja (1987)   (Additional design)


Putty Squad (2014)   (Programmed by)
Putty Squad (2013)   (Programmed by)
Mob Rule (1999)   (The Godfather)
Disney's Aladdin (1994)   (Amiga Conversion)
Cool Spot (1993)   (Programmed By)
Mick & Mack as the Global Gladiators (1993)   (Programmed by)
Hammerfist (1990)   (Written by)
Ninja Remix (1990)   (Written by)
Overlord (1990)   (Tape Protection)
Last Ninja 2: Back with a Vengeance (1988)   (Programming and additional design )
The Last Ninja (1987)   (Programming)
Ikari Warriors (1986)   (Written by)
Tau Ceti: The Lost Star Colony (1986)   (Written by)
Pesky Painter (1984)   (Program by)


Constructor (1997)   (Writing / Dialogue / Story)


Pesky Painter (1984)   (Music by)


Casino Challenge (2003)   (Technical Director)


Dominator (1989)   (Additional Support)


Apocalypse (1994)   (Thanks For Cooperation To)
Cannon Fodder 2 (1994)   (Thanks To)
Disney's Aladdin (1994)   (Thanks to)
Cool Spot (1993)   (Thanks to )
Second Samurai (1993)   (Thanks to)
Shadow of the Beast (1992)   (Thanks to)
Last Ninja 3 (1991)   (Special Thanks to)
The Hunt for Red October (1990)   (Special thanks to)


Impossible Mission (2007)   (System 3)
Motorsiege: Warriors of Primetime (2003)   (Play It)
First Samurai (1993)   (Vivid Image)
Delta Patrol (1987)   (Cyberlode)
Mega-Apocalypse (1987)   (Tape Turbo Loader by)

Developer Biography

John Twiddy is a programmer and hardware developer. As well as cofounding the company Vivid Image he also worked on the Cyberload tape mastering system at Sonopress, the Trilogic Expert Cartridge and the C64Gs console, which was a spin off from the Commodore 64 computer.

Last updated: Nov 06, 2018

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