as William Saltonstall
as Reverend Dr. Lionel Jones
as Commander Ilvar
as Robert Lingstrom
as Sir James Barnet
as Gabriel Blake
as James Gladstone
as Dr. Fisher
as Doc Milgrom
as Elegant Doctor
as (uncredited)
as Springfield
as Dr. Vernon Stark
as Dietrich
as Monsieur Farrin
as Atty. Gen. Smith
as Henry Sprague
as Bill Lawrence
as D.A. Koch
as Judge
as Judge MacPherson
as Dean
as Gosling
as Karen's Father
as James St. Clair
as Milton Lewis
as Dr Placebo
as Dr. Jerry
as Judge Harry Rhoades
as Mayor Claire
as Hal
as Purchasing Agent
as Judge Greeves
as Julian Byng
as St. Peter
as Lennox
as (voice)
as Major Clive McGonad
as Sir Peter Teazle
as Prof. Campbell
as Giles Corey
as Father Johansen
as Michael Maddox
as Guitry
as George O'Connell
as Psychiatrist
as Jennings
as Dr. Heller
as Houseman
as Dr. Parks
as Marshall Tyler
as Fred Spreewell
as Gustav Helsing
as Prof. Savage
as Grandpa Day
as Asst. Secretary of War John J. McCloy