Jay Hernandez Thomas Magnum Actor Perdita Weeks Juliet Higgins Actor Zachary Knighton Orville "Rick" Wright Actor Stephen Hill Theodore "T.C." Calvin Actor Tim Kang Det. Gordon Katsumoto Actor Amy Hill Kumu Actor Chantal Thuy Det. Lia Kaleo Guest Star Martin Martinez Cade Guest Star Taiana Tully Det. Laura Palea Guest Star Chris Marquette Barry Wilson Guest Star Chase Kim Jonny Kim Guest Star Leonard Wu Pin Kim Guest Star Fouad Hajji Lenny; Dave Guest Star Nicholas B. Gianforti Mike Lazio Guest Star Julian Sensley Thug Guest Star Jazlyn Chang Bratty kid Guest Star Drew Henmi Dispatcher Guest Star Saint Thompson Officer L. Smith Guest Star Edwin C. Flores Heavy Guest Star Jose Ver Man; Real Dave Guest Star Zack Harris Det. Jamie Kanemura Guest Star Walter Espiritu Detective #2 Guest Star Eric Guggenheim Writer, Executive Producer Peter M. Lenkov Writer, Executive Producer Justin Lin Executive Producer John Davis Executive Producer John Fox Executive Producer Danielle Woodrow Executive Producer Katie Varney Writer Ruba Nadda Director