Seamus Dever

Seamus Patrick Dever (born July 27, 1976) is an American actor known for his role as Detective Kevin Ryan in the ABC series Castle. Dever was born in Flint, Michigan, and moved to Bullhead City, Arizona at the age of six. He graduated as valedictorian of Mohave High School and completed his undergraduate studies at Northern Arizona University. Dever holds MFAs in Acting from the Moscow Art Theatre and Carnegie-Mellon University. He is a lifetime member of the Actors Studio. Dever married Juliana Dever in 2006, who also appeared on Castle as Jenny Ryan, Ryan's wife. He is a cousin of Broadway actress Jeanne Arnold and Canadian singer-songwriter Feist. Dever and his wife are vegetarians and supporters of Best Friends Animal Society. Dever also competed on a celebrity episode of The Chase in 2014, where he led a team to victory.