Jay Hernandez Thomas Magnum Actor Perdita Weeks Juliet Higgins Actor Zachary Knighton Rick Wright Actor Stephen Hill Theodrore "T.C." Calvin Actor Amy Hill Teuila "Kumu" Tuileta Actor Tim Kang Detective Gordon Katsumoto Actor James Remar Captain Buck Greene; Michael Rady: HPD Det. Chris Childs Guest Star Jeff Campanella Lewis Peele Guest Star Eric Guggenheim Executive Producer, Writer Barbie Kligman Executive Producer John Davis Executive Producer Justin Lin Executive Producer John Fox Executive Producer David Wolkove Executive Producer Gene Hong Executive Producer Bryan Spicer Director