Seamus Dever

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).

Filmography

NCIS
NCIS
2003 · TV
as Graham Thomas
NCIS
NCIS
2003 · TV
as Gabriel LaRoche
CSI: Crime Scene Investigation
CSI: Crime Scene Investigation
2000 · TV
as Adam Gilford
CSI: Crime Scene Investigation
CSI: Crime Scene Investigation
2000 · TV
as Drew Rich
The Rookie
The Rookie
2018 · TV
as Chaz Bachman
CSI: Miami
CSI: Miami
2002 · TV
as Paul Billings
Castle
Castle
2009 · TV
as Kevin Ryan
NCIS: Los Angeles
NCIS: Los Angeles
2009 · TV
as Alexi Goncharov
JAG
JAG
1995 · TV
as Caden Duran
Charmed
Charmed
1998 · TV
as Mitchell Haines
Without a Trace
Without a Trace
2002 · TV
as Ronald Phelps
Tracker
Tracker
2024 · TV
as Max Miller
CSI: NY
CSI: NY
2004 · TV
as Charles Cooper
Mad Men
Mad Men
2007 · TV
as Chuck
Ghost Whisperer
Ghost Whisperer
2005 · TV
as Rich Henderson
Cold Case
Cold Case
2003 · TV
as Hank Dempsey
Crossing Jordan
Crossing Jordan
2001 · TV
as Tom Murch
Titans
Titans
2018 · TV
as Trigon
Titans
Titans
2018 · TV
as Trigon / Captain Frank Finney
MacGyver
MacGyver
2016 · TV
as Griggs
Army Wives
Army Wives
2007 · TV
as Dr. Chris Ferlinghetti
Drop Dead Diva
Drop Dead Diva
2009 · TV
as Tyler Mack
NCIS: Hawaiʻi
NCIS: Hawaiʻi
2021 · TV
as Scott
True Lies
True Lies
2023 · TV
as Reed