Supergirl 5×12 Promo “Back from the Future – Part Two” Season 5 Episode 12 Promo Supergirl 5×12 “Back from the Future – Part Two” Season 5 Episode 12 Promo – Supergirl returns with all new episodes Sunday February 16th on The CW. Show More… 917 Comments Related Videos Supergirl 5×11 Sneak Peek #2 “Back from the Future – Part One” (HD) Supergirl 5×11 Sneak Peek “Back from the Future – Part One” (HD) Season 5 Episode 11 Sneak Peek Supergirl 5×11 Promo “Back from the Future – Part One” (HD) Season 5 Episode 11 Promo Supergirl 2×09 Promo “Supergirl Lives” (HD) Season 2 Episode 9 Promo