Gene Tognacci
— The Narrator
Andy Boswell
— Various Voices
John Causby
— Various Voices
Kelly Mizell
— Various Voices
Jeff Pillars
— Various Voices
Thom Stylinski
— Various Voices
Fran Taylor
— Various Voices
Pope Brok
— Himself
Gene Fowler
— Himself
Dr. James Reardon
— Himself
Megan Seaholm
— Herself
John R. Brinkley
— Himself (archival footage)
Minnie Brinkley
— Herself (archival footage)
John Brinkley, Jr.
— Himself (archival footage)