演职人员
作者
埃德加·华莱士
Yvonne Phipps
Maxine Audley
Alan Phipps
Richard Leech
John Brodie
Alex Scott
Peter Dexter
Dudley Foster
Inspector Cummings
帕特里克·马吉
Brenda
Virginia Wetherell
Pretty Girl Skater
Barbara Roscoe
Siddall
Frederick Piper
Judy
June Murphy
Max
Alec Bregonzi
Porter
Keith Smith
Sgt. Walters
Peter Torquill
Elsie Siddall
Nancy Nevinson
First Skater
William Dysart
Wardress
Anne Godley
Girl Skater
Maris Tant
Waitress
Marian Horton