This is the first episode with Charlie Garrett.  Jessica becomes involved when she tries to solve an old murder and a new one and there is a link to the Kennedy assassination.

This episode can be streamed on Peacock.

Guest Stars include:
1. Wayne Rogers (M*A*S*H) as Charlie Garrett
2. Linda Purl (The Office) as Laura Callan
3. Kevin Quigley (The Secret World of Alex Mack) as Bernie Callan
4. Al Ruscio (The Phantom) as Santo Angelini
5. Ben Masters (Passions) as Police Chief Thurman Gillis
6. Lonny Chapman (The Birds) as Frank Hemet
7. Stewart Moss (Generations) as Dr. Abner Farrow
8. Julian Christopher (Elysium) as FBI Agent Whitman
9. John Petlock (Dallas) as Michael

The IMDb page is here: https://www.imdb.com/title/tt0653480/