We will be having Kate Winslet as Mare Sheehan, Julianne Nicholson as Lori Ross, Jean Smart as Helen Sheehan, and Angourie Rice as Siobhan Sheehan. Also, we will be having Evan Peters as Detective Colin Zabel, Cailee Spaeny as Erin McMenamin, and David Denman as Mark Sheehan. We also have John Douglas Thompson as Chief Carter, Patrick Murney as Kenny McMenamin, and James McArdle as Deacon Mark Burton. Also, we will see Sosie Bacon as Carrie Layden, Joe Tippett as John Ross, Neal Huff as Father Dan Hastings, and Phyllis Somerville as Betty Carroll. Drew Scheid as Geoff Gabeheart, Guy Pearce as Richard Ryan, Mackenzie Lansing as Brianna Delrasso, and Kate Arrington as Faye will be there too. Also, we will have Ruby Cruz as Jess Riley, Elisa Davis as Gayle Graham, Enid Graham as Dawn Bailey, and Justin Hurtt-Dunkley as Officer Trammel. We will also be having Izzy King as Drew, Jack Mulhern as Dylan Hinchey, and Anthony Norman as Nathan Forde. Madeline Weinstein as Becca, Katie Kreisler as Trisha Riley, and many others will be there too.