Secrets of a Door-to-Door Salesman
- Blwyddyn: 1973
- Gwlad: United Kingdom
- Genre: Comedy
- Stiwdio: Oppidan Film Productions
- Allweddair:
- Cyfarwyddwr: Wolf Rilla, Jonathan Demme
- Cast: Brendan Price, Sue Longhurst, Felicity Devonshire, Mary Millington, Victoria Burgoyne, Karen Boyes