Whiskey Cavalier (the show Lauren Cohan moved to when she left TWD) has been cancelled, and iirc Cohan's been in contact with the showrunners ever since she left about potential returns.
Could we see Maggie's return this season? I certainly hope so. With Michonne leaving, I need Maggie back to give me more incentive to stay
minor spoiler for Season 10:
Spoiler:
Cyndie's actress has been seen recording. So not only are we seeing Oceanside back, but we've finally got Cyndie back
alongside new Rachel