On the Hawaii Five-0 episode “Malama Ka Po’e (Care for One’s People),” a mob boss from a case Captain Lou Grover (Chi McBride) worked 15 years ago seeks revenge. Glover takes his family — wife Renee (Michelle Hurd), daughter Samantha (Paige Hurd), and son Will (Chosen Jacobs) off the grid and on the run. The team, and Special Agent Frank Zagar, will do their best to help the Glovers.
Frank Zagar is portrayed by Mark Valley. He’s known for his roles on Girlfriends’ Guide to Divorce (Dr. Harris), CSI (Daniel Shaw), Crisis (CIA Director Widener), Body of Proof (Det. Tommy Sullivan), Harry’s Law (Oliver Richard), Fringe (John Scott), Boston Legal (Brad Chase), ER (Richard Lockhart), Once and Again (Will Gluck), and Days of Our Lives (Jack Deveraux), among others. Hawaii Five-0 airs Fridays at 9pm on CBS.