Linus Torvalds
Himself - Creator, Linux Kernel
Richard M. Stallman
Himself - Founder, GNU Project
Eric S. Raymond
Himself - Author
Bruce Perens
Himself - Author, Open Source Definition
Larry Augustin
Himself - Co-Founder, CEO, VA Linux Systems
Michael Tiemann
Himself - Co-Founder, Cygnus Solutions
Frank Hecker
Himself - Former Netscape Systems Engineer
Donnie Barnes
Himself - Employee, Red Hat Software