Terry O’Quinn

Terry O'Quinn is finally getting off the island.

The Lost alum, who currently recurs on CBS' Hawaii Five-0, will join the cast of Falling Skies for a two-episode arc in Season 2, Entertainment Weekly reports.

TNT renews Falling Skies for second season

O'Quinn will portray a former history professor who mentored Tom (Noah Wyle), the professor-turned-resistance fighter who was last seen boarding an alien ship in hopes of saving his son.

Falling Skies, which averaged 6.9 million viewers on TNT in its first season, will return this summer.