Narrator / Mechanic / Hitchhiker (voice) (archive sound) (uncredited)

Fred Flintstone (voice - archive footage)

Professor Sigmund Heigner

Fred Flintstone (voice)

Fred Flintstone (voice)

Big Bill (voice)

Fig King

Phil Haskell

Fred Flintstone (uncredited)

Fred Flintstone (voice)

Harlow

Fred Feuerstein

Fred Flintstone

Interviewee

Sally Tomato

The Sultan (voice)

Puddles Podell

Colonel Fineman

Big Dan Hennessy

Capitaine Gorecki

Al Wolfe

Detective (uncredited)

Sergeant Diego

Charbonneau

Boris (voice)

Tomaso

Frederick Sterling

George Kalecki

Narrator (Voice)

Detective (uncredited)

Radio Voice #1 (voice)

Narrator / Mechanic / Hitch-Hiker (voice)

Narrator

Jerome "JB" Cobb (segment Woman of Sin)

J.B Cobb

Pancho Villa

Walter Godfrey

Col. Lamartine (Confederate leader)

Tony - Barber

Harry Patullo

Ezra Liam Kennedy

Dapper Jack Harrigan

Sasha