Brad Falchuk Creator, Executive Producer, Writer Ryan Murphy Creator, Executive Producer, Writer Dylan McDermott Dr. Ben Harmon Actor Sierra McCormick Scarlett Actor Kaia Gerber Ruby Actor Paris Jackson Maya Actor Merrin Dungey Dr. Andi Grant Actor Mercedes Mason Michelle Actor Noah Cyrus Connie Actor Adam Hagenbuch Dylan Actor Jamie Brewer Adelaide "Addy" Langdon Actor John Brotherton Steven Actor Nicolas Bechtel Rory Actor Tommy Lenk Tim Williams Actor Selena Sloan Erin Actor Ashley Martin Carter Rowena Actor Valerie Loo Nicole Actor Harrison Xu William Actor Efrangeliz Medina Janna Actor Angela Halili Kate Actor Tabitha Petrini Mika Actor Kelly Róisín Nurse Gladys Actor Aaron Coleman Driver Actor Kimberly Cheng Reporter Actor David St. James Neighbor Actor Shane Carpenter Infantata Actor Luke Sonderman Redhead Trick-or-treater #1 Actor Jackson Unvert Redhead Trick-or-treater #2 Actor Christine Heneise Neighbor Actor Cory Patt LumberJack Actor John Bonavia Robbie Actor Alexis Martin Woodall Executive Producer John J. Gray Executive Producer Manny Coto Executive Producer Liz Friedlander Director