Shemar Moore Daniel "Hondo" Harrelson Actor Stephanie Sigman Jessica Cortez Actor Alex Russell Jim Street Actor Jay Harrington David "Deacon" Kay Actor Lina Esco Christina "Chris" Alonso Actor Kenny Johnson Dominique Luca Actor Peter Onorati Jeff Mumford Actor David Lim Victor Tan Actor Patrick St. Esprit Commander Robert Hicks Guest Star Lou Ferrigno Jr. Rocker Guest Star Brent Antonello Cash Guest Star Daren Kagasoff Gordon Guest Star Seth Austin T.C. Guest Star John Scott Bobby Guest Star Maureen Sebastian Adele Guest Star Ren Hanami Dr. Sari Fields Guest Star Tom Fitzpatrick James Guest Star Yvonne Senat Jones Officer Louis Guest Star Jesse Luken Ross Martin Guest Star Emma Jacobson-Sive Gladys Guest Star Liz Jenkins Marianne Guest Star Dawn Grabowski Susan Guest Star Jonathan Camp Trey Guest Star Ryan Salazar Paul Guest Star Ryan Ryusaki Viper Guest Star Anthony Martins Arvado Guest Star Tony Carbajal Murdo Wick Guest Star Philip Alexander Norm 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 Guy Ferland Director