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