Elenco - No Trace
Hugh Sinclair
Robert Southley
Dinah Sheridan
Linda
John Laurie
Inspector MacDougall
Barry Morse
Harrison
Dora Bryan
Maisie
Michael Brennan
Fenton
Beatrice Varley
Landlady
Michael Ward
WigmakerMadoline Thomas
Mrs. Green
Ernest Butcher
Mr. Fern
Hal Osmond
Taxi DriverSidney Vivian
Barman
Sam Kydd
MechanicAnthony Pendrell
Stevens