Emanuel Oualid
PlayStation
Production
Gary Oliverio
PC
Art/Design
Philippe Osswald
PR/Marketing
Kieron O'Hara
PlayStation, PC, Dreamcast
Wakako Ooba
PS2
Sylvia Orzel
Dreamcast, PlayStation, N64, PC
Operations
Eiji Ohkoshi
Dreamcast
Tomoaki Ogawa
Thomas Otton
Dreamcast, GBA
Production, PR/Marketing
John O'Dowd
Coding, Audio
Stephen Okasaki
Brendan O'Brien
Voice
Dave Owens
Coding
Ian Oates
QA/Test
Keith Orr
Production, Game Design