Selmer Jackson

as Admiral Terhune

as The Secretary of State

as Mr. Wetherby

as Doc Hunter

as Ed Brawley

as District Attorney Ed Chalmers

as Edward Clemmons

as Charles Lennox

as Judge William B. Collins

as Rev. Eckles (uncredited)

as Ship's Doctor

as Dr. Lawson

as Dr. Blair (uncredited)

as Grant

as Laird Burnett (Uncredited)

as Mr. Thomas

as Judge

as Adm. Curtiss

as Dr. McNulty

as Prison Warden

as John W. Riggs

as District Attorney

as Hoyt Wells

as Harry

as Hoyt Wells

as Officer (uncredited)

as Joe Davis

as Vincent's Counsel (uncredited)

as Dr. Harvey (uncredited)

as Duffy

as Radio Announcer (voice) (uncredited)

as Joe Chase - Record Editor (uncredited)

as Lt. Rowland (uncredited)