(archive footage)

Bishop Finley

Champ

Prof. Norman E. Van Zandt

Chief Pilot Bob Shea

Link

David Stafford

Tom Stewart (segment 'Tormented')

Tom Stewart

The Writer

The Fiction Writer

Russell Wade

Mr. Fiction Writer

Martin Random

Insp. Levering

William B. Travis

Introductory Narrator (voice) (uncredited)

Dr. David Reed

Dr. Jerry Lockwood

Narrator (voice)

Henry Murdoch

Gerald MacTeam

John Putnam

Major Degan

Dr. Jeffrey Stewart

Lt. (j.g.) Joe Rodgers

Capt. Paul Hansen

Steve Smith ("Whispering Smith")

Gerald Kean

Dr. Roland Cook

William 'Bill' King

Gil Stanton

John Goode

Ross Stewart

Martin Abbott

Charles Winslow / Charles Winslow Sr.

Narrator

Nipper Wilson

Tom Farrell

Tom Manning

Owen Vail

Bill Adams

Bill - Soldier

Mr. Langford

R.I.C. Kay

Tommy Van Steel

Jeff Sommerfield

Dr. Geoffrey Burton

David Hewitt

Doctor Jackson

Dr. Jimmy Krueger

Curt Stanton

Tom Gillespie

Clint Kelly

Thomas Jefferson

Geoff Montgomery

James Houston

Perry Allerton

'Pug' Braddock

Joe

Professor John Welden

Jack West

Duncan Macrae