Shemar Moore Daniel "Hondo" Harrelson Actor Alex Russell Jim Street Actor Jay Harrington David "Deacon" Kay Actor Kenny Johnson Dominique Luca Actor David Lim Victor Tan Actor Patrick St. Esprit Commander Robert Hicks Actor Otis Gallop Sgt. Stevens Guest Star Anna Enger Ritch Zoe Powell Guest Star Sean Maguire Joe Guest Star Tristan Cunningham Ellen Guest Star Mark Labella Lek Guest Star Pasakorn Hoyhon Thet Guest Star Heeli Lounibos Nikki Guest Star Rochelle Aytes Nischelle Actor Aaron Rahsaan Thomas Executive Producer Shawn Ryan Executive Producer Justin Lin Executive Producer Neal H. Moritz Executive Producer Marney Hochman Executive Producer Danielle Woodrow Executive Producer Pavun Shetty Executive Producer Kent Rotherham Writer Michael Gemballa Writer Billy Gierhart Director