Magnum and Higgins' new partnership is tested when they disagree about being hired by a woman who wants them to recover her $3 million in stolen drug money in order to save her husband's life. Also, TC and Shammy must get to the bottom of a potential case of someone impersonating a decorated veteran.
- Pat Monahan is the lead singer for Train.
- The episode title "He Came by Night" is the name of a mystery novel by Anthony Gilbert.
- Jay Hernandez as Thomas Magnum
- Perdita Weeks as Juliet Higgins
- Zachary Knighton as Orville "Rick" Wright
- Stephen Hill as Theodore "T.C." Calvin
- Tim Kang as Detective Gordon Katsumoto
- Amy Hill as Teuila Tuileta
- Patrick Monahan as Himself
- Valerie Cruz as Lani Levner
- André Kajlich as Jonah
- Troy Garity as James Harris (aka Daniel Skordi)
- Esmond Chung as Irv
- James DuMont as Bob Hall
- Corey Rieger as Guard Seth Hardy
- Preston James Hillier as Jason Levner
- Jabez Armodia as Pekelo
- Ryan Locke as Steven Dahl
- Skylar Grey as Herself
- Jerry Becker as Himself
- Luis Carlos Maldonado as Himself
|Payback is for Beginners ♦ Honor Among Thieves ♦ Knight Lasts Forever ♦ Dead Inside ♦ Make It 'Til Dawn ♦ Lie, Cheat, Steal, Kill ♦ The Man in the Secret Room ♦ He Came by Night ♦ A Bullet Named Fate ♦ Blood Brothers ♦ Day I Met The Devil ♦ Desperate Measures ♦ Mondays Are For Murder ♦ A Game of Cat and Mouse ♦ Say Hello to Your Past ♦ Farewell to Love ♦ TBA ♦ TBA ♦ TBA ♦ TBA|