as Dr. Isaac Cushing
as Audubon
as Maj. Gen. Taylor (uncredited)
as Vice-President (uncredited)
as Mr. Brood
as Minister (uncredited)
as Doctor Colfax
as Supt. John Hoaglund (uncredited)
as Dr. Oberlin (uncredited)
as Paul Thompson
as McCreery
as Dr. Elmwood
as Richard V. Atherton (uncredited)
as John Matthews
as Capt. Stanley (uncredited)
as Associate Producer (uncredited)
as Emmett Reese (uncredited)
as Frank Graham
as Sanity Hearing Doctor (uncredited)
as Senator Flagstedt (uncredited)
as Albright
as Board Member (uncredited)
as Jackland Ainsworth
as Detective (uncredited)
as Benjamin Merrill (Uncredited)
as Dr. Edward Preston
as Ship's Captain (Uncredited)
as Man Standing at Lodge Counter (uncredited)
as Mayor of Los Angeles
as Col. Hatch
as Col. Jefferson
as Major Updyke
as Hoppy
as Colonel
as Colonel Carrington
as Walter Fletcher
as Dr. Tyrus
as The President
as Third Trial Judge
as Dr. Frederick Ramsey
as Major Farrell
as Sorenson
as (uncredited)
as New York City Mayor (Uncredited)
as Dr. Howard
as The Judge
as Otto Kahn
as Roger Wakefield
as Mr. Mason
as Byrne
as Sen. Walder
as Dean Wixby
as Colonel Martin
as Mountie Chief
as Robert Grayson
as Dr. Loren Wright
as Abbott
as Dr. Wayne
as John Macknight (uncredited)
as Judge Beaumont
as Phillip Jordan
as Col. Jasper White
as Mr. Moore
as Mr. Milliken
as H.B. McClay
as Otto Thorndyke
as Editor Post
as Senior UN Official
as Judge J. Doran Fox
as George Sullivan
as John Nast
as Judge
as Frank Bagley
as Inspector
as Maj. Gen. Fletcher [Chs. 1-2, 4, 11-12]
as Gov. Gerald McCracken Sr.
as Minister
as Secretary of Treasury (uncredited)
as Hudkins
as Jacques Beauvais
as Andrew V. McMahon
as Postello
