Confessions of a Window Cleaner (1974 film).

The optimistic and inept Timothy Lea is freshly employed by his brother-in-law Sid as a window cleaner.

Robin Askwith as Timothy Lea
Tony Booth as Sidney Noggett
Bill Maynard as Mr Lea
Dandy Nichols as Mrs Lea
Sheila White as Rosie Noggett
Linda Hayden as Elizabeth Radlett
John Le Mesurier as Inspector Radlett
Richard Wattis as Carole's Father
Joan Hickson as Mrs Radlett
Melissa Stribling as Mrs Villiers
Sam Kydd as 1st Removal Man
Lionel Murton as Brenda's Landlord
Katya Wyeth as Carole
Sue Longhurst as Jacqui Brown
Anita Graham as Ingrid
Brian Hall as 2nd Removal Man
Robert Longden as Apprentice

Directed by Val Guest