- George Takei
- Narrator
- Bruce Lee
- Self
- Steve McQueen
- Self
- Kareem Abdul-Jabbar
- Self
- Shelton Chow
- Self - Bruce Lee family friend
- Alex Ben Block
- Self - author of book 'The Legend Of Bruce Lee'
- James Coburn
- Self
- Hayward Nishioka
- Self
- Chuck Norris
- Self
- Jan-Fai Lee
- Self - Bruce Lee's brother
- James DeMile
- Self - Bruce Lee's Gung-Fu student, Seattle
- Leroy Garcia
- Self - Bruce Lee's student, Seattle
- Jesse Glover
- Self - Bruce Lee's first student, Seattle
- George Tan
- Self - Bruce Lee historian
- Ed Parker Jr.
- Self - son of Ed Parker, father of American Kenpo Karate
- Dan Inosanto
- Self
- Robert Wall
- Self
- Ted Wong
- Self - Bruce Lee's Jeet Kune Do student
- Jhoon Rhee
- Self - father of American Tae Kwon Do
- Pat E. Johnson
- Self
- Fred Weintraub
- Self
- Albert Goldman
- Self - author of 'The Deadliest Man on the Planet'
- Pat Burleson
- Self - first National Karate Champion, 1964
- Herb Jackson
- Self - Bruce Lee's Jeet Kune Do student
- Brandon Lee
- Self
- Linda Lee Cadwell
- Self
- Jean-Claude Van Damme
- Self
- Taky Kimura
- Self - keeper of Bruce Lee's grave
