Shemar Moore Daniel "Hondo" Harrelson Actor Alex Russell Jim Street Actor Jay Harrington David "Deacon" Kay Actor Lina Esco Christina "Chris" Alonso Actor Kenny Johnson Dominique Luca Actor David Lim Victor Tan Actor Patrick St. Esprit Commander Robert Hicks Actor Amy Farrington Lieutenant Piper Lynch Actor Obba Babatundé Daniel Harrelson Sr. Guest Star Deshae Frost Darryl Guest Star Michael Beach Leroy Guest Star David Marciano Det. Billings Guest Star Sherilyn Fenn Karen Street Guest Star Daniela Leon Shannon Guest Star Kiara Muhammad Monica Guest Star Austin Rising JC Walker Guest Star Bill Dawes Gabriel Guest Star Wes Armstrong Officer Mitchell Guest Star Brad Ashten Edgar Guest Star Jordyn Lucas Julie Guest Star Vladimir Perez Carey Guest Star Dylan Ramsey Paul Guest Star 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 Ryan Keleher Writer Cherie Gierhart Director