Acting (Doc Kemper)

Acting (Dr. Matthias (uncredited))

Acting (District Attorney (uncredited))

Acting (Member of the Tribe)

Acting (Dr. Randolph)

Acting (Mr. Porter (uncredited))

Acting (Mailman (uncredited))

Acting (U.S. Secretary Platt)

Acting (Mr. Hillman)

Acting (Academy Awards Attendee (uncredited))

Acting (O'Hanlon, Pinkerton Agent (uncredited))

Acting (Lowell)

Acting (The Commissioner)

Acting (Naturalists' Conference Chairman)

Acting (Man Outside the Club (uncredited))

Acting (Mutate Council Leader)

Acting (Dr. Pelham)

Acting (Malcolm Smith [Ch. 10])

Acting (Mr. Creely (uncredited))

Acting (Dr. Graffner)

Acting (Professor Krantz)

Acting (Sam Foster)

Acting (Ben Williams)

Acting (Headwaiter (uncredited))

Acting (Parole Board Member (uncredited))

Acting (Farmer (uncredited))

Acting (Walt Beck)

Acting (Senator (uncredited))

Acting (Paul Gordon)

Acting (Chief of Police (uncredited))

Acting (Professor Graftner)