吉姆·福勒

Jim Fowler

饰：Himself

Marlin Perkins

饰：Himself - Host

Stan Brock

Stan Brock

饰：Regular

Ross Allen

Joe Slattery

Joe Slattery

饰：Self (narrator)

戴安·福西

Dian Fossey

饰：Self

Jeremiah S. Sullivan

饰：Self

Morlan Nelson

Morlan Nelson