Old Mother Riley becomes manager of a hotel - stolen diamonds, murder and pie fights follow.
| Actor | Role |
|---|---|
 Arthur LucanOld Mother Riley | Old Mother Riley |
 Kitty McShaneKitty Riley | Kitty Riley |
 Sebastian CabotPotentate | Potentate |
 John Le MesurierKarl | Karl |
 Chili BouchierCora | Cora |
| WWiller NealDavid | David |
| WWilfred BabbageMajor Gayne | Major Gayne |
| MMaureen RiscoeMabel | Mabel |
| FFred GrovesGrigsby | Grigsby |
| CC. Denier WarrenHillick | Hillick |
| PPaul SheridanSaunders | Saunders |
| AArthur GomezChef | Chef |
 Grace ArnoldPrison Govenor | Prison Govenor |
 Howard DouglasDr. Collins | Dr. Collins |
| HHugh DempsterDrunk | Drunk |
| GGordon Littmann1st Aide | 1st Aide |
| GGeorge StreetWalters | Walters |
| RRobert MooreAllan | Allan |