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Harold Diamond

Best known to movie fans as John Rambo's "stick-fighting" opponent in Rambo III, Harold Diamond in reality is one of Florida's most-famous pioneers in the sport of American Kickboxing. Born Harold Roth, he earned the nickname, "Nature Boy", for his long pony-tail, and a habit of wearing blue-jeans into the kick-boxing ring. In the mid-1970s, he ... See full bio »

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Known For

Rambo III
Rambo III Stick Fighter
Picasso Trigger
Killing American Style


Hide Hide Show Show Actor (10 credits)
 2015 Thunderland (TV Movie)
 1990 Gypsy (Video)
Montana the Gypsy
 1989 Trained to Kill
Loc Syn
 1988 Killing American Style
John Morgan
 1988 Spellbinder
 1986 Can You Feel Me Dancing? (TV Movie)
Judo Instructor
Hide Hide Show Show Stunts (2 credits)
 2016 Kickboxer: Vengeance (fight consultant)
 1988 Picasso Trigger (martial arts choreographer)
Hide Hide Show Show Miscellaneous Crew (1 credit)
 1988 Rambo III (stick fight coordinator)

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Personal Details


6' 1½" (1.87 m)

Did You Know?


Roth's fans claim he retired undefeated, yet in the early 1980s he lost a decision to Steve Sheperd and lost via knockout to Sheperd in their rematch, both fights were reported in Karate Illustrated and Official Karate Magazines. See more »


Nature Boy

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