Born in Chicago on the 21st Dec 1966, Harvey Walden IV joined the U.S. Marines aged 17 and completed his Basic Military Marine training (also referred to as `Boot Camp') at MCRD San Diego, California.

Having travelled the world, 20 years on and Harvey is still a serving marine. He now holds the rank of First Sergeant.

Harvey was a Drill Instructor at MCRD Parris Island, South Carolina and has trained numerous platoons making men into marines and officers and ensuring recruits are fully prepared to meet the challenges of the battlefield by supplying the tools necessary to perform given tasks with efficiency, and the confidence to succeed in the face of adversity.

Harvey always pushes his teams to their absolute limit and has always set records with each platoon in drill and fitness tests, along with outstanding marksmanship.

Harvey is a weapons expert and has black belts for various types of martial arts.

Besides Harvey's tough marine fitness schedule he also maintains his own gruelling personal fitness regime everyday. He has a keen interest in General Health, Sports and Fitness and has played semi-pro American Football as a running back for the U.K's London Mets.

Harvey is best-known in the U.K. and U.S. for scaring the living daylights out of over-weight celebrities and contestants in ITV's and VH1's 'Celebrity Fit Club' as his role as the no-nonsense expert fitness instructor.