Magnum P.I.

CBS | 9:00 pm

Some new clients hire Magnum and Higgins (Jay Hernandez, Perdita Weeks) to find their missing brother, who was last seen on the island, in the Season 3 premiere, "Double Jeopardy." Soon, however, their investigation turns up a secret revenge component, leading to Higgins getting shot and TC (Stephen Hill) abducted. Zachary Knighton and Tim Kang also star; Kimee Balmilero, Shawn Garnett and Jay Ali guest star.