Stała obsada sezonu 8

1. 

   Nathan Fillion

   Richard Castle

2. 

   Stana Katic

   Kate Beckett

3. 

   Molly C. Quinn

   Alexis Castle

4. 

   Jon Huertas

   Javier Esposito

5. 

   Seamus Dever

   Kevin Ryan

6. 

   Susan Sullivan

   Martha Rodgers

7. 

   Ruben Santiago-Hudson

   Roy Montgomery

8. 

   Tamala Jones

   Lanie Parish

Goście specjalni 16

1. 

   Justin Bruening

   Rob Tredwyck

2. 

   Brendan Hines

   Alex Conrad

3. 

   Erik Palladino

   Coach Rome

4. 

   Andrew Lawrence

   Tommy Marcone

5. 

   Josie Loren

   Bridget McManus

6. 

   Peter Parros

   Rex Colabro

7. 

   Kathleen Mary Carthy

   Lorraine Dinovi

8. 

   Lindsey Sporrer

   Ingrid

9. 

   Dennis Lehane

   Self

10. 

    Ben Bledsoe

    Brian Morris

11. 

    Zoran Radanovich

    Jimmy Lennon

12. 

    Bruce Katzman

    Benjamin Morris

13. 

    Roy Huang

    Aaron Choi

14. 

    Kelley Robins Hicks

    Julie Singer

15. 

    Michael Connelly

    Self

16. 

    Tom Jourden

    Lawyer

Ekipa 2