Seamus Dever

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

Seamus Dever is known for work in acting across film and television. New Release currently presents 27 verified screen credits connected to this profile.

Selected work includes Invitation to a Murder (2023), Take Two (2018), Castle (2009), NCIS (2003), The Rookie (2018), CSI: Crime Scene Investigation (2000), CSI: Miami (2002), JAG (1995). The recorded credits span 1995 to 2024, including 1 movie and 26 TV shows.

The filmography below lists available titles, release years and known roles. This profile is updated as additional verified information becomes available.