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