 On August 2, 2004, Ryan was signed by the Los Angeles Kings to a three-year entry level contract.In 2004–05, his first professional season, he scored 24 points with the Kings AHL affiliate, the Manchester Monarchs.He matched his offensive out with the Monarchs the following season and made his NHL debut with the Kings on December 31, 2005 against the Dallas Stars finishing 2005–06 with 12 games recording an assist.