Justin Chatwin is Erik Wallace, part of the United States Interstellar Command, dedicated to finding intelligent life out in the universe and Niko (Sackhoff)’s husband.

Samuel Anderson is new life form William, a holographic interface of a sentient A.I. with all of humanity’s  knowledge at his disposal.

Elizabeth Faith Ludlow is Cas Isakovic, Niko’s (Sackhoff) second-in-command and staunchest ally.

Selma Blair is 21st century media influencer Harper Glass, who wants to break one of the biggest stories in human history.

Katee Sackoff — who played Starbuck on Battlestar Galactica for four seasons and recurred on The Flash last season — returned to Vancouver.