Susan Egan
— Narrator
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
Brian Behlendorf
— Himself
Frank Hecker
— Himself - Former Netscape Systems Engineer
Chris DiBona
— Himself
Nick Moffitt
— Himself
Rob Malda
— Himself
Donnie Barnes
— Himself - Employee, Red Hat Software
Marc Merlin
— Himself
Terry Egan
— Himself
Lisa Corsetti
— Herself
David Ljung
— Himself
José Medeiros
— Himself
Russ Emerson
— Himself
Patrick Devine
— Himself