Poisoned strawberry preserves served at the Joshua Peabody Inn result in murder.  This Cabot Coverage episode has Amos (Tom Bosley) and Seth (William Windom)!

This episode can be streamed on IMDb TV (Amazon) and Peacock).

Guest Stars include:
1. William Lucking (Sons of Anarchy) as Bo Dixon
2. Alan Young (Mister Ed) as Floyd Nelson
3. Sharon Acker (Texas) as Wilhelmina Fraser
4. John McCook (The Bold and the Beautiful) as Harrison Fraser III
5. Marcia Rodd (Trapper John, M.D.) as Betty Fiddler
6. Anne Francis (Forbidden Planet) as Margo Perry
7. Norman Alden (Back to the Future) as Mercer Hawthorne
8. Orson Bean (Dr. Quinn, Medicine Woman) Ebeneezer McEnery
9. Gary Crosby (Adam-12) as Ted Stully
10. Donna Pescow (Out of this World) as Cornelia
11. Henry Polic II (Webster) as Alan Dupree

The IMDb page can be found here: