A young woman finds herself as the intended victim of a murder plot on a transatlantic flight from London to New York.
John Loder
as Inspector Jim Grant
Anna Lee
as Jennie Carr
Francis L. Sullivan
as Hugo Brant
Frank Cellier
as Sam Pryor
Desmond Tester
as Arnold James
Athene Seyler
as Aunt Veronica
William Dewhurst
as Mortimer
Drusilla Wills
as Mrs. Carr
Jerry Verno
as Steward
James Pirrie
as Billy Cooper
Ellen Pollock
as Miss Harvey
Arthur Goullet
as Henry Abel