William Westwater - is a video game producer and designer. William Westwater began his career in 2001 and has worked for companies such as Monolith Productions, Fox Interactive and Sierra On-Line. William Westwater's first game was Aliens Versus Predator 2 which was released 23 years ago. Best Game William Westwater contributed to was Aliens Versus Predator 2. William Westwater's latest work is Aliens Versus Predator 2 which was released 23 years ago.