 | James Stewart als Dr. Ben McKenna |
 | Doris Day als Jo McKenna |
 | Brenda De Banzie als Lucy Drayton |
 | Bernard Miles als Edward Drayton |
 | Ralph Truman als Buchanan |
 | Daniel Gélin als Louis Bernard |
 | Mogens Wieth als Ambassador |
 | Alan Mowbray als Val Parnell |
 | Hillary Brooke als Jan Peterson |
 | Christopher Olsen als Hank McKenna |
 | Reggie Nalder als Rien |
 | Richard Wattis als Assistant Manager |
 | Noel Willman als Woburn |
 | Alix Talton als Helen Parnell |
 | Yves Brainville als Police Inspector |
 | Carolyn Jones als Cindy Fontaine |
 | Bernard Herrmann als Conductor at Albert Hall |
 | Covent Garden Chorus als Themselves |
| Barbara Howitt als Self - Soloist |
| Patrick Aherne als Handyman (uncredited) |
 | Frank Albertson als Taxidermist (uncredited) |
| Frank Atkinson als Edgar, a Taxidermist (uncredited) |
| John Barrard als Taxidermist Holding the Panther (uncredited) |
| Mayne Lynton als Grey Haired Taxidermist (uncredited) |
| Clifford Buckton als Sir Kenneth Clarke (uncredited) |
| Walter Bacon als Church Member (uncredited) |
| Lovyss Bradley als Church Member (uncredited) |
| Nora Bush als Church Member (uncredited) |
| Ann Kunde als Church Member (uncredited) |
| Jean Ransome als Church Member (uncredited) |
 | Albert Carrier als French Policeman (uncredited) |
 | Louis Mercier als French Policeman (uncredited) |
 | Anthony Warde als French Policeman (uncredited) |
| Frank Baker als Royal Albert Hall Attendee (uncredited) |
| Oliver Cross als Royal Albert Hall Attendee (uncredited) |
| Sam Harris als Royal Albert Hall Attendee (uncredited) |
| Jimmie Horan als Royal Albert Hall Attendee (uncredited) |
 | Carl M. Leviness als Royal Albert Hall Attendee (uncredited) |
 | Lee Miller als Royal Albert Hall Attendee (uncredited) |
 | Arthur Tovey als Royal Albert Hall Attendee (uncredited) |
 | Harry Fine als Edington (uncredited) |
| Alex Frazer als Man in Box Office Lobby (uncredited) |
| Wolf Frees als Aide to Prime Minister (uncredited) |
 | Richard Marner als Aide to Prime Minister (uncredited) |
 | Milton Frome als Embassy Back Entrance Guard (uncredited) |
 | Walter Gotell als Matthews, Scotland Yard Patrol Car (uncredited) |
 | Leo Gordon als Drayton's Chauffeur (uncredited) |
 | Alfred Hitchcock als Man in Marrakesh Marketplace (uncredited) |
 | Gladys Holland als Bernard's Date at Restaurant (uncredited) |
| George Howe als Ambrose Chappell Sr. (uncredited) |
 | Richard Wordsworth als Ambrose Chappell Jr. (uncredited) |
| Eumenio Blanco als Arab (uncredited) |
 | Allen Jaffe als Arab (uncredited) |
 | Lou Krugman als Marrakesh Headwaiter (uncredited) |
 | Harold Kasket als Stavis, Embassy Butler (uncredited) |
| Barry Keegan als Patterson (uncredited) |
 | Lloyd Lamble als General Manager of Albert Hall (uncredited) |
 | Lewis Martin als Detective (uncredited) |
| Ralph Neff als Drayton's Henchman (uncredited) |
| John O'Malley als Hotel Doorman (uncredited) |
| Eric Snowden als Special Branch Officer (uncredited) |
| Patrick Whyte als Special Branch Officer (uncredited) |
 | Alma Taylor als Embassy Guest (uncredited) |
| Guy Verney als Embassy Footman (uncredited) |
| Peter Williams als Police Sergeant at Albert Hall (uncredited) |
| John Marshall als Embassy Butler (uncredited) |
| Alexis Bobrinskoy als Foreign Prime Minister (uncredited) |
| Betty Baskcomb als Edna, the Church Organist (uncredited) |
| Hyma Beckley als Albert Hall Audience (uncredited) |
| Paul Beradi als Embassy Guest (uncredited) |
| Arline Bletcher als Church Member (uncredited) |
| Janet Bruce als Woman in Box Office Queue (uncredited) |
| Naida Buckingham als Albert Hall Audience (uncredited) |
| Barbara Burke als Miss Benson, the Marksman's Escort (uncredited) |
| Peter Camlin als Marrakesh Waiter (uncredited) |
| Jimmy Charters als Albert Hall Audience (uncredited) |
| Abdelhaq Chraibi als Muslim Husband on the Bus (uncredited) |
 | Victor Harrington als Embassy Guest (uncredited) |
| George Hilsdon als Photographer at the Airport (uncredited) |
| Philip Johns als Embassy Chef (uncredited) |
| Barbara Jones als Lady on the Bus (uncredited) |
| Anthony Lang als Singer in Choir (uncredited) |
| Donald Lawton als Desk Clerk (uncredited) |
 | Marion Lessing als Church Member (uncredited) |
| Enid Lindsey als Lady Clarke (uncredited) |
| Janet Macfarlane als Albert Hall Audience (uncredited) |
| Edward Manouk als Marrakesh Waiter (uncredited) |
| Lola Morice als Singer in Choir (uncredited) |
| Leslie Newport als Inspector at Albert Hall (uncredited) |
| Elsa Palmer als Embassy Cook (uncredited) |
| Liddell Peddieson als Taxidermist with a Cap (uncredited) |
| Pauline Pfarr als Ambassador's Wife (uncredited) |
| Arthur Ridley als Albert Hall Ticket Collector (uncredited) |
| Lucile Sewall als Church Member (uncredited) |
| Mahin S. Shahrivar als Muslim Wife on the Bus (uncredited) |
 | Guy Standeven als Albert Hall Audience (uncredited) |
| Allen Zeidman als Assistant Manager (uncredited) |
| Alfred Hitchcock | Director |
| John Michael Hayes | Screenplay |
| Alfred Hitchcock | Producer |
| Bernard Herrmann | Original Music Composer |
| Robert Burks | Director of Photography |
| George Tomasini | Editor |
| Henry Bumstead | Art Direction |
| Hal Pereira | Art Direction |
| Sam Comer | Set Decoration |
| Arthur Krams | Set Decoration |
| D.B. Wyndham-Lewis | Story |
| Edith Head | Costume Design |
| Howard Joslin | Assistant Director |
| Farciot Edouart | Visual Effects |
| John P. Fulton | Visual Effects |
| Gene Garvin | Sound Recordist |
| Paul Franz | Sound Recordist |
| Abdelhaq Chraibi | Technical Advisor |
| Connie Willis | Technical Advisor |
| Charles Bennett | Story |
| Herbert Coleman | Associate Producer |
| Wally Westmore | Makeup Supervisor |
| Angus MacPhail | Writer |
| Tony Regan | Casting |
| Edward R. Morse | Casting |
| Bill Greenwald | Casting |
| Gary Fifield | Casting |
| William Cowitt | Casting |
| Virginia Darcy | Hairdresser |
| Dan Greenway | Makeup Artist |
| Hugh Brown | Assistant Production Manager |
| Frank Caffey | Production Manager |
| C.O. Erickson | Unit Production Manager |
| Cecil R. Foster Kemp | Unit Manager |
| Ralph Axness | Second Assistant Director |
| Herbert Coleman | Second Unit Director |
| Ned Dobson | Second Assistant Director |
| Basil Keys | Second Assistant Director |
| Walter Broadfoot | Props |
| Dorothea Holt | Production Illustrator |
| Neil Wheeler | Props |
| Bill Wistrom | Sound Editor |
| Henry Keener | Sound Recordist |
| Ted Mapes | Stunts |
| Neil Binney | Focus Puller |
| Adolph Froelich | Electrician |
| Bobby Greene | Assistant Camera |
| Vic Jones | Gaffer |
| Ken Lobben | Still Photographer |
| Don Ring | Gaffer |
| Leonard J. South | Second Assistant Camera |
| Darrell Turnmire | Second Company Grip |
| Paul Uhl | Assistant Camera |
| Phyllis Dalton | Costume Supervisor |
| Joan Joseff | Other |
| Leonard Mann | Wardrobe Master |
| Lee Forman | Wardrobe Master |
| Sam Vitale | Assistant Editor |
| John C. Hammell | Music Editor |
| Art Sarno | Publicist |
