TO FIX A LOS ANGELES NUCLEAR REACTOR THAT'S ON THE VERGE OF A CATACLYSMIC MELTDOWN, WALTER AND THE TEAM MUST RELUCTANTLY ENLIST THE HELP OF A TROUBLED FORMER MEMBER, ON A REBROADCAST OF "SCORPION," ON A SPECIAL NIGHT AND TIME, WEDNESDAY, DEC. 24

Editor's note: The air date for this episode has changed.

"Plutonium Is Forever" - To fix a Los Angeles nuclear reactor that's on the verge of a cataclysmic meltdown, Walter and the team must reluctantly enlist the help of a troubled former member, on a rebroadcast of SCORPION, on a special night and time, Wednesday, Dec. 24 (10:00-11:00 PM, ET/PT), on the CBS Television Network. (Originally broadcast 10/20/14.)

REGULAR CAST:

Elyes Gabel (Walter O'Brien)
Robert Patrick (Agent Cabe Gallo)
Katharine McPhee (Paige Dineen)
Eddie Kaye Thomas (Toby Curtis)
Jadyn Wong (Happy Quinn)
Ari Stidham (Sylvester Dodd)

RECURRING CAST:

Riley B. Smith (Ralph)

GUEST CAST:

Joshua Leonard (Mark Collins)
Mykelti Williamson (General Walker)
Julia Kelly (Beach Girl)
Jonathan S. Grady (TAC Team Leader)

WRITTEN BY: Paul Grellong

DIRECTED BY: Jeff Thomas