as Matt Costello

as

as Dr. Carl Steubens

as Joseph Barber

as Phillip's Father

as Dr. Segal

as Harry Sandler

as 2nd Mechanic

as Vince Ianelli

as Zacharias

as The Old Man

as Julio Scallini

as David Samuels

as Florenz Ziegfeld

as J.B. Parker (uncredited)

as Joe Delphia

as

as Avery

as Gen. Clark

as Helverston

as Julius 'Buddy' Richards

as Self

as Charles

as

as

as

as Clifford Paris

as

as Barton

as Willoughby

as

as Willard Lennox

as Dr. Rubias

as

as Dr. Simon Joshua

as Jensen

as Dr. Halder

as

as

as Jonas Stone

as Reese

as Questor

as Louis D. Brandeis

as

as

as Goodman

as Dr. Giuseppe Muretelli

as Alexander Marish

as

as Narrator / Host

as Host / Narrator

as

as Pendergrest

as Charlie LeGrand

as J. J. Pennington

as Cameron Burgess

as

as Phil Bentley

as Kellerman

as Ben Davis

as Joe Lye

as Vincent Noonan

as Sanders

as Arnold 'Arnie' Valent

as Dr. Otto Wolff

as Carl Evello

as Bert Townsend

as Dave Hennessey

as Paul Crichton

as Capt. Jack Hodges

as

as Tad McGeehan

as Detective Karni

as Syd Murphy

as Attorney Stone

as Lou Donelli

as 'Dutch' Kruger

as Harry Thompson

as Whitey Lake

as Mr. Craig

as Earl Boettiger

as Major "Doc" Kaiser (flight surgeon)

as Paul Lawton

as Dave Argus

as

as Zack Richards

as Joe Kellerson

as Tommy Haley

as Sam Cragg

as Narrator (voice)

as Branch Owens

as Zepp

as Narrator (voice)

as Julio

as Raymond

as Cocktail Customer (uncredited)