 Rex HarrisonJimmy Broadbent | Jimmy Broadbent |
 Kay KendallSheila Broadbent | Sheila Broadbent |
 John SaxonDavid Parkson | David Parkson |
 Sandra DeeJane Broadbent | Jane Broadbent |
 Angela LansburyMabel Claremont | Mabel Claremont |
 Peter MyersDavid Fenner | David Fenner |
 Diane ClareClarissa Claremont | Clarissa Claremont |
 Sheila RaynorBroadbents' Maid (uncredited) | Broadbents' Maid (uncredited) |
 Ambrosine PhillpottsMiss Grey (uncredited) | Miss Grey (uncredited) |
 Henri GuéganMan at the Airport (uncredited) | Man at the Airport (uncredited) |
| RRené ArandaQuaglino Diner (uncredited) | Quaglino Diner (uncredited) |
 Georges BillyQuaglino Diner (uncredited) | Quaglino Diner (uncredited) |
 Jean-Paul BlondayQuaglino Diner (uncredited) | Quaglino Diner (uncredited) |
 Pierre VaudierQuaglino Diner (uncredited) | Quaglino Diner (uncredited) |
| CCharles CullumEnglish Colonel (uncredited) | English Colonel (uncredited) |
| RRoger LaVernSoldier on Guard (uncredited) | Soldier on Guard (uncredited) |
| CCarl JablonskiDancer (uncredited) | Dancer (uncredited) |
| MMichel ThomasQuaglino Diner (uncredited) | Quaglino Diner (uncredited) |
