Seamus Dever
An image from Invitation to a Murder, one of the productions that also features Seamus Dever.
Seamus Dever

Seamus Dever

July 27, 1976 — Flint, Michigan, USA

Seamus Dever (born July 27th, 1976) is an American actor, best known for playing Detective Kevin Ryan in the television series Castle (2009).

Castle

Castle

2009

Invitation to a Murder

Invitation to a Murder

2023

Outside the Law

Outside the Law

2002

Ready or Not

Ready or Not

2009

McBride: The Doctor is Out...Really Out

McBride: The Doctor is Out...Really Out

2005

She's No Angel

She's No Angel

2002

Monkey Love

Monkey Love

2002

A Great Divide

A Great Divide

2023