About this programme
10/22. The body of a long-lost postman is found in a tree, with a mailbag containing a 40-year-old letter for Grandma Simpson. It reveals she had an affair around the time of Homer's conception, causing him to doubt whether Grampa is really his biological father. With the voices of Michael York, Joe Frazier and William H Macy.
Cast and crew
Cast
- Mason Fairbanks
- Michael York
- Himself
- Joe Frazier
- Himself
- William H Macy
- Homer Simpson
- Dan Castellaneta
- Marge Simpson
- Julie Kavner
- Bart Simpson
- Nancy Cartwright
- Lisa Simpson
- Yeardley Smith
- Moe Szyslak
- Hank Azaria
- Mr Burns
- Harry Shearer
- Share this episode
-