Trailer
Obsazení
Sandro Giglio
Dr. Ottinger
Kirk Alyn
Rioter Bringing Guns (uncredited)
Estelle Etterre
Traveler (uncredited)
Mary Murphy
Student
John Hoyt
Sydney Stanton
Gertrude Astor
Traveler (uncredited)
Richard Derr
David Randall
Peter Hansen
Dr. Tony Drake
Larry Keating
Dr. Cole Hendron
Paul Frees
Narrator/U.S. President (voice)
Barbara Rush
Joyce Hendron
Stephen Chase
Dr. George Frye
James Congdon
Eddie Garson (uncredited)
Rachel Ames
Julie Cummings
Frank Cady
Harold Ferris
Hayden Rorke
Dr. Emery Bronson