Kevin Dwight Daniels Jr., known as Kevin Daniels (born December 9, 1976), is an American actor who started his career with a supporting role in the 1998 film Twelfth Night, or What You Will by director Nicholas Hytner. He has appeared in the film Hollywood Homicide, as well as the TV series Law & Order, Frasier, Chuck, House and Modern Family, the latter in the recurring role of Longines in the episodes "Dance Dance Revelation", "Boys' Night", "Go Bullfrogs!" & "Snip". He has since participated in more than 20 productions. He is best known for playing Don Miller. A Firefighter/EMT for the Baltimore city fire department in the movie Ladder 49 and the USA show "Sirens" where he plays Hank St. Clare a Chicago EMT.