I was never anybody's lodger, but I did see the last days of the theatrical boarding houses, the 'digs' where touring performers stayed. The landlady was usually known as 'Ma', beds were often lumpy and damp, as, come to think of it, was Ma.
Morecambe and Wise were ejected from one such... the Ma, a Roman Catholic lady, had a wall decked with photographs of the performers who had stayed there - and in the middle, a repro of Da Vinci's "Last Supper". Eric peered at this and then said "Oh, I see you've had Doctor Crock and the Crackpots here..." Out!
Still,. they understood the odd needs of show people - the after work sandwiches, the breakfasts late in the morning - that sort of thing. Plus they were cheap...