IT'S CHRISTMAS EVE AND TEAM SCORPION'S MOUNTAIN GETAWAY TURNS DEADLY WHEN THEY COME ACROSS GUN-RUNNERS, AND RALPH IS KIDNAPPED WHEN THEY TRY TO ESCAPE, ON "SCORPION," MONDAY, DEC. 19

"Wreck the Halls" - It's Christmas Eve and Team Scorpion's electronics-free mountain getaway turns deadly when they come across gun-runners, and Ralph is kidnapped when they try to escape. Also, Tim makes an important decision about his position with Team Scorpion, on SCORPION, Monday, Dec. 19 (10:00-11:00 PM, ET/PT) on the CBS Television Network.

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)
Riley B. Smith (Ralph Dineen)

GUEST CAST:

Scott Porter (Tim Armstrong)
Matthew Alan (Sam)
Kevin Gage (Maddox)
Leo Oliva (Davis)
Jim Palmer (Williams)
Angelo Perez (Guy)

WRITTEN BY: Scott Sullivan

DIRECTED BY: Milan Cheylov