Jake Skillings scored 2:08 into the fourth overtime to lift fifth-seeded Thornton Academy to a 4-3 win over fourth-seeded Falmouth in a Class A boys’ hockey quarterfinal Friday night at Family Ice Center in Falmouth.

The Golden Trojans (13-6) will meet top-ranked Lewiston in the semifinals Wednesday at Cross Insurance Arena in Portland.

Thornton’s Nick Downing forced overtime when he scored with 1:52 remaining in regulation.

Falmouth (11-7-1) went in front at 6:18 of the first period when Cale Hanson scored, assisted by Ramsey Hinkley. Joe Fischetto made it 2-0 two minutes later, set up by Henry Whiting.

Thornton (12-7) rallied in the second period, as Trent Lesieur scored on the rebound of a Skillings shot at 4:24, then Gavin Pellerin tied it 24 seconds later, assisted by Brady Pecora. But the Navigators regained the lead on a power play, as Jack Turgeon tipped in Jacoby Porter’s shot at 8:01.

Thornton goalie Drew Johnson stopped 53 shots. Brandon White made 55 saves for Falmouth.