The serial killer Jerry Tyson, known as 3XK, is back and Castle and Beckett find themselves face-to-face with him at the precinct. Can they put him away for good?
Episode rating
Cast of episode
74
21
2
1
1
- Richard Castle
- Kate Beckett
- Lanie Parish
- Alexis Castle
- Kevin Ryan
- Javier Esposito
- Captain Victoria Gates
- Martha Rodgers
- Jerry Tyson
- Dr. Kelly Nieman
- Tory Ellis
- Gretchen Cutler
- Katrina
- Amy Barrett
- Laura