This tale of intrigue finds Valentina Cortese involved in an assassination plot. She helps the police apprehend the conspirators after an innocent bystander is accidentally killed.
Valentina Cortese
Maria Brentano / Brent / Lena Collins
Serge Reggiani
Louis Balan
Audrey Hepburn
Nora Brentano
Megs Jenkins
Penny
Irene Worth
Miss Jackson
Reginald Tate
Inspector Eliot
Charles Goldner
Anselmo
Angela Fouldes
Nora Brentano as a child
Simone Silva
Undetermined (Minor Role - Paris Sequence) (uncredited)