MAC AND RILEY ARE ATTACKED BY A GROUP OF MASKED MEN AFTER THE GOVERNMENT CALLS THEM IN TO EXAMINE A MYSTERIOUS OBJECT THAT CRASH-LANDED IN THE NEVADA DESERT, ON "MACGYVER," FRIDAY, APRIL 27

"UFO + Area 51" - Mac and Riley are attacked by a group of masked men after the government calls them in to examine a mysterious object that crash-landed in the Nevada desert. Also, Riley uncovers new information about Mac's father but questions whether to deliver it to him after he says he needs to move on, on MACGYVER, Friday, April 27 (8:00-9:00 PM, ET/PT) on the CBS Television Network.

REGULAR CAST:

Lucas Till (Angus "Mac" MacGyver)
George Eads (Jack Dalton)
Justin Hires (Wilt Bozer)
Tristin Mays (Riley Davis)
Meredith Eaton (Matty Webber)
Isabel Lucas (Samantha Cage)

GUEST CAST:

Arye Gross (Dr. Isaac Herman)
Greg Perrow (Travis Long)
Joshua Childs (NASCAR Pit Crew)
Michael Bisping (Porter)
Erik Bello (Cobb)
Alex Solowitz (Brazel)
Christopher Frontiero (Marcel)
Lloyd Pitts (Gate Guard)

STORY BY: Marqui Jackson

TELEPLAY BY: Lindsey Allen and Nancy Kiu

DIRECTED BY: Ericson Core