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 Actor Deshae Frost Darryl Guest Star Debbie Allen Charice Harrelson Guest Star Larry Poindexter Sergeant Boyer Guest Star Nitya Vidyasagar Sergeant Wilson Guest Star David Gautreaux Yannick Guest Star Lulu Brud Frances Guest Star David Atkinson Carlton Guest Star Christian Barber Detective Paz Guest Star Casey Ruggieri Female EMT Guest Star Jessica Leigh Gonzales Woman Guest Star Chris Lamica Man 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 Alison Cross Writer Alrick Riley Director