Alexander Koch as Junior Rennie and Mike Vogel as Dale "Barbie" Barbara.
On Under The Dome's “Legacy”, The Resistance joins forces with an unexpected ally: Hektor Martin (Eriq La Salle), the nefarious head of Aktaion. Despite Hektor revealing more about the Dome’s origins and helping to strike back at it, Big Jim and Julia still worry he will betray them. Meanwhile, Hunter receives encrypted files that give disturbing insights into the final effect the Dome will have on the infected townspeople.
