Eight people are invited by an unsigned telegram to a penthouse apartment, where they find themselves locked in and greeted by their unknown host's voice via the radio, who explains that before the night is over each one will be die unless they manage to outwit the ninth guest, Death.
Donald Cook
Jim Daley
Genevieve Tobin
Jean Trent
Hardie Albright
Henry Abbott
Edward Ellis
Tim Cronin
Edwin Maxwell
Jason Osgood
Vince Barnett
William Jones
Helen Flint
Sylvia Inglesby
Samuel S. Hinds
Dr. Murray Reid
