The tenants of an old London boarding house spend their time in petty bickering and sniping until a mysterious stranger arrives at their door.
| Actor | Role |
|---|---|
 Conrad VeidtThe Stranger | The Stranger |
 Rène RayStasia | Stasia |
 Frank CellierWright | Wright |
 Anna LeeVivian Tomkin | Vivian Tomkin |
 John TurnbullMajor Tomkin | Major Tomkin |
 Cathleen NesbittMrs. Tomkin | Mrs. Tomkin |
 Ronald WardChris Penny | Chris Penny |
 Beatrix LehmannMiss Kite | Miss Kite |
 Jack LiveseyMr. Larkcom | Mr. Larkcom |
 Sara AllgoodMrs. de Hooley | Mrs. de Hooley |
 Mary ClareMrs. Sharpe | Mrs. Sharpe |
 Barbara EverestCook | Cook |
| AAlexander SarnerThe Gramophone Man | The Gramophone Man |
| JJames KnightPolice Inspector (Uncredited) | Police Inspector (Uncredited) |