Geeks or Posers? ft. the Cast of 'Riverdale,' 'Supergirl,' 'The Walking Dead' & More | MTV News

We find out if the casts from 'Riverdale,' 'Supergirl,' 'The Walking Dead,' & more SDCC stars are Geeks or Posers! #SanDiegoComicCon2019 #SDCC2019 #ComicCon2019 #MTV #MTVNews Subscribe to MTV News: https://goo.gl/cXCwIK More from MTV News: Official MTV News Website: http://www.mtv.com/news/ Like MTV News:   / mtvnews   Follow MTV News:   / mtvnews   MTV News Instagram:   / mtvnews   #MTVNews is your destination for music docs, celeb interviews and more!