Cary Grant as Nickie Ferrante

Deborah Kerr as Terry McKay

Richard Denning as Kenneth Bradley

Neva Patterson as Lois Clark

Cathleen Nesbitt as Grandmother Janou

Robert Q. Lewis as Robert Q. Lewis

Charles Watts as Ned Hathaway

Fortunio Bonanova as Courbet

Dorothy Adams as Mother at Rehearsal (uncredited)

Al Bain as Man (uncredited)

Frank Baker as Ship Passenger (uncredited)

Mary Bayless as Ship Passenger (uncredited)

Dino Bolognese as Italian TV Commentator (uncredited)

Paul Bradley as Ship Passenger (uncredited)

George Calliga as Ship Passenger (uncredited)

Mary Carroll as Teacher (uncredited)

Steve Carruthers as Ship Passenger (uncredited)

Brian Corcoran as Boy (uncredited)

Walt Davis as Elevator Passenger (uncredited)

Anthony De Mario as Waiter (uncredited)

Ken DuMain as Audience Member (uncredited)

Minta Durfee as Ship Passenger (uncredited)

Michka Egan as Ship Waiter (uncredited)

Suzanne Ellers as Teacher (uncredited)

Juney Ellis as Teacher (uncredited)

Franklyn Farnum as Ballet Audience Member (uncredited)

Jesslyn Fax as Terry's Landlady (uncredited)

Adolph Faylauer as Ship Passenger (uncredited)

Raoul Freeman as Ship Passenger (uncredited)

Priscilla Garcia as Marie (uncredited)

Rudy Germane as Police Officer (uncredited)

Kenneth Gibson as Ballet Audience Member (uncredited)

Herschel Graham as Ship Passenger (uncredited)

Stuart Hall as Audience Member (uncredited)

Sam Harris as Audience Member (uncredited)

Lars Hensen as Man at Gangway (uncredited)

Bill Hickman as Ship Passenger (uncredited)

Ken Kane as Elevator Operator (uncredited)

Terry Kelman as Orphan (uncredited)

Walter Woolf King as Hospital Doctor (uncredited)

Jeanne Lafayette as Ballet Audience Member (uncredited)

Mike Lally as Ship Passenger (uncredited)

Richard LaMarr as Ship Passenger (uncredited)

Jack Lomas as Sign Painter (uncredited)

Leota Lorraine as Ballet Audience Member (uncredited)

Robert Lynn as Doctor (uncredited)

Wilbur Mack as Audience Member (uncredited)

Nora Marlowe as Gladys (Terry's Maid) (uncredited)

Nita Mathews as Party Guest (uncredited)

Helen Mayon as Nurse (uncredited)

Anthony Mazzola as Page Boy (uncredited)

Louis Mercier as Mario (uncredited)

Harold Miller as Ship Passenger (uncredited)

Hans Moebus as Ship Passenger (uncredited)

Michele Montau as Gabriella (uncredited)

Matt Moore as Father McGrath (uncredited)

Alberto Morin as Bartender (uncredited)

Scotty Morrow as Orphan (uncredited)

Charles Morton as Elevator Passenger (uncredited)

Sol Murgi as Elevator Passenger (uncredited)

Alena Murray as Airline Stewardess (uncredited)

Marni Nixon as Terry McKay (singing voice) (uncredited)

Tom Nolan as Tyrone (uncredited)

Monty O'Grady as Ship Passenger (uncredited)

Charles Perry as Elevator Passenger (uncredited)

Don Pietro as Page Boy (uncredited)

Murray Pollack as Audience Member (uncredited)

Patricia Powell as Blonde Woman (uncredited)

Paul Power as Ship Passenger (uncredited)

Jack Raine as British TV Commentator (uncredited)

Jean Ransome as Ballet Audience Member (uncredited)

Fred Rapport as Ballet Audience Member (uncredited)

Leoda Richards as Audience Member (uncredited)

Paul Russell as Ship Passenger (uncredited)

Jeffrey Sayre as Ballet Audience Member (uncredited)

Sarah Selby as Miss Lane (uncredited)

Eddie Lou Simms as Bugsy (Student's Parent) (uncredited)

Leslie Sketchley as Crew Member (uncredited)

Carl Sklover as Chauffer (uncredited)

Marc Snegoff as Man (uncredited)

Marc Snow as Ship's Photographer (uncredited)

Bert Stevens as Maitre d' (uncredited)

Tim Taylor as Elevator Passenger (uncredited)

Tina Thompson as Orphan (uncredited)

Roger Til as French Commentator (uncredited)

Geraldine Wall as Miss Webb (uncredited)

Luree Wiese as Ballet Audience Member (uncredited)

George Winslow as Orphan (uncredited)

Tom Wyner as Drummer in the Orphan Band (uncredited)