Damon Wayans Roger Murtaugh Actor Clayne Crawford Martin Riggs Actor Kevin Rahm Captain Brooks Avery Actor Jordana Brewster Dr. Maureen "Mo" Cahill Actor Keesha Sharp Trish Murtaugh Actor Johnathan Fernandez Scorsese Actor Michelle Mitchenor Detective Bailey Actor Dante Brown Roger Murtaugh Jr. Actor Chandler Kinney Riana Murtaugh Actor Andrew Creer Detective Bowman Guest Star Rex Linn Nathan Riggs Guest Star Kristen Lee Gutoskie Molly Guest Star James Morosini Tyler Thatcher Guest Star Daniel DiVenere Jesse Clarke Guest Star Priscilla Quintana Phoebe Clarke Guest Star Bertila Damas Martha Clarke Guest Star Wilmer Calderon Coach Latimer Guest Star Joe Marinelli Stan Guest Star Matt Miller Executive Producer McG Executive Producer Dan Lin Executive Producer Jennifer Gwartz Executive Producer