Knockdown

Castle and Beckett investigate the murder of the lead detective on Beckett's mother's homicide case.

TV-14-LV
Season 3 | Episode 13

41:58 minutes Expires Today
Cast

Molly Quinn

as Alexis Castle

Nathan Fillion

as Richard Castle

Jon Huertas

as Javier Esposito

Seamus Dever

as Det. Kevin Ryan

Stana Katic

as Kate Beckett

Susan Sullivan

as Martha Rodgers

Tamala Jones

as Lanie Parish