Riverdale has apologised to Toni Topaz actress Vanessa Morgan after she said she was paid the least on the show.The star is the only Black series regular, and earlier this week hit out at the negative portrayal of Black people in the media. In response, Riverdale showrunner Roberto Aguirre Sacasa has apologised and said the show must "do better" in a Twitter statement that has since been retweeted by Morgan.