Générique complet
Alias John Preston
Betta St. John
Sally Sandford
Alexander Knox
Dr. Peter Walton
Christopher Lee
John Preston
Sandra Dorne
Sylvia
Patrick Holt
Sylvia's Husband
John Stuart
Dr. Underwood
Bill Fraser
Joe Newton
PG
Peter Grant
Bob Newton
Betty Ann Davies
Mrs. Sandford
John Longden
Richard Sandford
GG
Gabrielle Gay
Seamstress
Guido Lorraine
Headwaiter
DR
Dinah Anne Rogers
Phyllis
PB
Paul Beradi
Hospital Board Member (uncredited)
EB
Ernest Blyth
Hospital Board Member (uncredited)
Pat Ryan
Dancer Cutting In (uncredited)