The Falling Skies cast is back in action, and the actors are keeping fans up to date on the making of the final season.

'Falling Skies' Season 5 Filming Beings [PHOTO], Which Actors Are On Set?

The members of the 2nd Mass returned to set in mid-September to begin work of the season 5 premiere. Thanks to Sarah Carter (Maggie), Doug Jones (Cochise), and Mira Sorvino (Sara), Falling Skies fans can get an early glimpse at the 2015 episode in the photos above.

While Cochise, Maggie, Sara, Pope (Colin Cunningham), Hal Mason (Drew Roy), Weaver (Will Patton), Anne Glass/Mason (Moon Bloodgood), Dingaan (Treva Etienne) and Ben Mason (Connor Jessup) are still together at the start of season 5, Tom Mason (Noah Wyle) has yet to make an appearance in any behind-the-scenes photos.

Who Did Tom Mason Meet In The 'Falling Skies' Season 4 Finale? David Eick Dishes On New Alien

Tom ended season 4 lost in space with an unknown alien species, and it is unclear when he will return to earth. His new extraterrestrial acquaintances will, however, play a major role as the TNT drama comes to an end.

"The new alien you met as the cliffhanger is a key element in the bigger scheme of things," Jones teased viewers. "More in season 5!"

Find out more when Falling Skies returns to TNT in the summer of 2015. Scroll through the photos above and click the video below to get a glimpse at what's next for the 2nd Mass.