Arnold Schwarzenegger
Arnold Schwarzenegger had a legendary career in body building before his acting career, which explains his impressive physique. Therefore it goes without saying that finding a stunt double for him required finding someone with just as an impressive body, luckily Commando producers were able to find Peter Kent for this job.
Cameron Diaz
Cameron Diaz is known for the fact that she wanted to tackle her stunts on her own. However, she knew that some would be too extreme for her to handle, like when she was filming Knight and Day alongside Tom Cruise. During the bike scenes, her stunt double Kimberly Shannon Murphy took over the complicated bike stunts.