Magnum and Higgins take a major step forward in their relationship; at the same time, the past comes back to haunt them when a previous suspect becomes their client; TC aims to scale up Island Hoppers; Rick gets a new business partner.
Jay Hernandez
Thomas Magnum
Perdita Weeks
Juliet Higgins
Zachary Knighton
Rick Wright
Stephen Hill
Theodore "T.C." Calvin
Amy Hill
Teuila "Kumu" Tuileta