Dr. Franz Edlemann (archive footage)

Self (archive footage)

Dr. Franz Edlemann (archive footage)

Dr. W.L. Janz, M.D.

Joshua Davis

Mr. Lassiter

Gen. Nathan Keller

Mr. Nickerson

Walter Van Runkle

Lugal

Chief Agent Alec Conrad

Hearn

Johnny Achilles

Col. Ethan Waters

Brig. Gen. Robert O'Brien

Jim Summers

Carl

Guy Polli

Grover Johnson

Capt. Jim Martin

Judge Williams

Attorney Palmer

Jayda McQueen

Emir Hassan

Counsellor Doone

Cmdr. James McLean

Sam Bellows

Dr. Foster

Richard Evans

Lt. Dearborn

Professor Brandt

Captain Allen

George Harland

Gen. de la Garance

Igor Braun

Dr. Jim Borden

Dr. Walters

Dr. Matt Higgins

Jack Lestrade

Field

Dr. Franz Edelmann

Brock Danvers

Rudolph Von Preissing

Bob Stevens

Gregg Jackson

Tom Hannegan

J. Stanley McMasters

Bob Dunbar

Carl Cutler

Frederick Keller

Dr. Frank Norton

Holden

Dr. Joel Becker

Ellis

Joe Baldwin

Nate Girard

Mr. Wendi

Dan Adams

Mr. Shaw

Pecos Kane

Jack Hanway

Jeffrey 'Jeff' Powell

Farraday

Aramis

John Grayson

Dan 'Ace' Cartwright / Henry Mathews

Dr. John Kendrick

Don Phillips

Steve Nichols, alias Steve Cummings

Prof. John Applegate

Lyn Durland

Stanley Stanfield

Prince Michael

Harry Rogers

Francis Scott Graham

Walter

John Hawley

John P. Tedesco

Barnard

Frank Faber

Sir Gerald 'Jerry' Markham

Dr. Roy Stark

Calvin Brown

Lawrence Vail

Henchman (uncredited)

Tom Crosby

Carl Hughes