Characters played by John Baragrey
Dr. Henry Spensser
Characters played by Mala Powers
Anne Spensser
Characters played by Otto Kruger
Dr. William Spensser
Characters played by Robert Hutton
Dr. John Robert Carrington
Characters played by Ross Martin
Dr. Jeremy 'Jerry' Spensser
Characters played by Charles Herbert
Billy Spensser
Characters played by George Douglas
Official
Characters played by Roy Engel
Police Inspector
Characters played by Sam Harris
Man at Funeral Service
Characters played by Larry Kerr
Reporter
Characters played by Harold Miller
Airport Accident Extra
Characters played by Dick Nelson
Charles - Chauffeur-Butler
Characters played by Foster H. Phinney
Reporter
Characters played by Jack Richardson
Reporter
Characters played by Court Shepard
Reporter
Characters played by Charles Sherlock
Airline Pilot
Characters played by Bert Stevens
Airport Accident Extra
Characters played by Max Trumpower
Reporter
Characters played by Ed Wolff
The Colossus