Aaron
(Ross Marquand)

Who he is: Introduced in season 5, the steadfast and reliable Alexandrian started out as a tracker and recruiter, and is now a trusted part of Rick’s inner circle.

Where he left off: Took part in the season 7 finale battle against Negan, wiring explosives with Daryl and Rosita. He and his partner Eric were on hand to hear Rick, Maggie, and Ezekiel address the survivors.