Close Encounters of the Murderous Kind

Castle's latest theory is alien abduction after an astrophysicist's death is found to be from explosive decompression. A well known alien abduction expert gets involved in the case. To complicate things more, a government agent wants to shut down their investigation.

Season 3 | Episode 9

Molly Quinn

Alexis Castle

Nathan Fillion

Richard Castle

Jon Huertas

Javier Esposito

Seamus Dever

Det. Kevin Ryan

Stana Katic

Kate Beckett

Susan Sullivan

Martha Rodgers

Tamala Jones

Lanie Parish