Leona Stevenson is confined to bed and uses her telephone to keep in contact with the outside world. One day she overhears a murder plot on the telephone and is desperate to find out who is the intended victim.

Barbara Stanwyckas Leona Cotterell Stevenson
Burt Lancasteras Henry Stevenson
Ann Richardsas Sally Hunt Lord
Wendell Coreyas Dr. Philip Alexander
Harold Vermilyeaas Waldo Evans
Ed Begleyas James 'J.B.' Cotterell
Leif Ericksonas Fred Lord
William Conradas Morano
John Bromfieldas Joe (Detective)
Jimmy Huntas Peter Lord