Main character's choice/plot trajectory: face reality or stay in the dream world?

Classic Hollywood setting and locations
Alden Ehrenreich's brilliant Golden-Age-of-Hollywood Cowboy
Alison Pill's Mrs Mannix making coffee in the dingy green kitchen, blonde bob and all
Verónica Osorio's Carlotta Valdez (yes ref to Vertigo), Rita-like starlet
Oh, and doppelgangers: Tilda Swinton