Rock Hudson

Robert L. Talbot

Gina Lollobrigida

Lisa Helena Fellini

Sandra Dee

Sandy Stevens

Bobby Darin

Tony

Walter Slezak

Maurice Clavell

Brenda De Banzie

Margaret Allison

Rossana Rory

Anna

Ronald Howard

Spencer

Joel Grey

Beagle

Ronnie Haran

Sparrow

Christopher Seitz

Larry

Cindy Conroy

Julia

Joan Freeman

Linda

Nancy Anderson

Patricia

Michael Eden

Ron

Claudia Brack

Carol

Nello Appodia

Station Master (uncredited)

Liliana Celli

Seamstress (uncredited)

Pietro De Vico

Poliziotto (uncredited)

Liana Del Balzo

Mother Superior (uncredited)

Charles Fawcett

Warren (uncredited)

Betty Foa

Elena (uncredited)

Giacomo Furia

Poliziotto (uncredited)

Anna Maestri

Maria (Maid) (uncredited)

Renato Malavasi

Man (uncredited)

Edy Nogara

Lisa's Maid (uncredited)

Mimmo Poli

Commissario (uncredited)

Stella Rho

Teresa (Maid) (uncredited)

John Stacy

Douglas (uncredited)

Helen Stirling

Katherine (uncredited)

Francesco Tensi

Robert's Secretary (uncredited)

Milena Vukotić

Melinda (Maid) (uncredited)