Guest Stars Danny Hoch as Subject 5 Kathleen Choe as Subject 3 Stephen Hill as Subject 7 Allyce Beasley as Subject 11 James Monroe Iglehart as Orderly Carl Billy Magnussen as Jed Milgrim Julia Garner as Ellie Landsberg Jemima Kirke as Adelaide Geoffrey Cantor as Frank Grace Van Patten as Olivia Meadows Co Starring Sejal Shah as Medical Tech Dai Ishiguro as Head Control Tech Jesse Magnussen as Hal Milgrim Aaralyn Anderson as Belle Milgrim Cailin Loesch as McMurphy Twin Hannah Loesch as McMurphy Twin Mike Masters as Milgrim's Butler Sissy Sheridan as Asia Uncredited Sally Field as Gertie Sally Field as Queen Gertrude