Andre De Toth's noir-ish western, Ramrod, is notable for its examination of doubles; almost every character has someone else who matches their identity.
Preacher: Season 1, Episode 9 - "Finish the Song"
Stranger Things: Season 1, Episode 1 - "The Vanishing of Will Myers"
Andy Stott: Too Many Voices
Little Richard: Mono Box - The Complete Specialty and Vee-Jay Albums
Connections: Midnight Run
Race and Sci-fi Theory: Not Just for Dissertations Anymore
"I’ve never felt more out of touch.