Julie Andrews
Gertrude Lawrence
Richard Crenna
Richard Aldrich
Michael Craig
Sir Anthony Spencer
Robert Reed
Charles Fraser
Bruce Forsyth
Arthur Lawrence
Alan Oppenheimer
Andre Charlot
Richard Karlan
David Holtzmann
Lynley Laurence
Billie Carleton
Garrett Lewis
Jack Buchanan
Anthony Eisley
Ben Mitchell
Jock Livingston
Alexander Woollcott
Peter Church
Narrator (voice)
Ian Abercrombie
Man in Brixton Music Hall (uncredited)
Kenneth Adams
Reporter (uncredited)
Jenny Agutter
Pamela Roper (uncredited)
Kathy Allen
Fox Chorus Girl (uncredited)
Leon Alton
Party Guest (uncredited)
Don Ames
Party Guest (uncredited)
Lionel Ames
Roman Officer (uncredited)
Richard Angarola
Cesare (uncredited)
Roger Arroyo
Little Person (uncredited)
Peter Ashton
Harry (uncredited)
Harold Ayer
Man at Adelphi Theatre (uncredited)
Philip Bailey
Singing Soldier (uncredited)
Conrad Bain
Second Salesman at Cartier's (uncredited)
John Barclay
Elderly Tragedian (uncredited)
John Barrett
Speaker at Hyde Park (uncredited)
Linda Barrett
Bundles for Britain Woman (uncredited)
Cathleen Cordell
Vendeuse (uncredited)
James Beck
Drunken Sailor (uncredited)
Seymour Green
Divorce Judge (uncredited)
Geoffrey Steele
Englishman at Noel's Party (uncredited)