Television News 'Riverdale' crossover with 'Supergirl' teased by show creator 08/24/2017 "Riverdale" creator Roberto Aguirre-Sacasa has teased a crossover between his Archie-comics based drama and "Supergirl." Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Melissa Benoist Greg Berlanti Luke Perry Brit Morgan Roberto Aguirre-Sacasa Lili Reinhart KJ Apa Camila Mendes Supergirl Riverdale
