Now a government agent, Ben investigates unexplained extraterrestrial activity.

After a mysterious incident in New Mexico, two young girls’ lives are on the line.

Ben meets Hannah Carson (Eliza Taylor joining the cast), who may be more than she appears.

Air Date: Wednesday, Oct. 18 at 8 p.m. ET/PT on NBC.

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QUANTUM LEAP -- "Closure Encounters" Episode 203 -- Pictured: (l-r) Caitlin Bassett as Addison, Raymond Lee as Dr. Ben Song, Louis Herthum as Sheriff Woodrow Morgan, William DeVry as General Austin Murray -- (Photo by: NBC)