The FBI continues to track leads to the person who stole the deadly chemical. It is a race against time, since they need the antidote for Castle who has been infected with the chemical.
Episode rating
Cast of episode
70
27
1
1
1
- Richard Castle
- Kate Beckett
- Kevin Ryan
- Alexis Castle
- Javier Esposito
- Martha Rodgers
- Captain Victoria Gates
- Lanie Parish
- Rachel McCord
- Chief Carl Villante
- Matt Hendricks
- Brad Parker
- Defense Secretary Michael Reed
- Rasheed Waqas
- Mary Elizabeth Reed
- Jack Bronson
- Pi
- Agent Richmond
- Julie
- Security Detail Member
- Admiral Johnson
- House Security Detail
- Pilot
- Dr. Goldberg