Morgan's first major recurring role was in 2008, as Lacey Thornfield on ABC Family's science-fictioncomedy-drama series The Middleman.[3] She was listed as one of Nylon magazine’s "55 Faces of the Future" in their Young Hollywood issue in May 2010.[4]
From 2010 to 2011, she appeared as Debbie Pelt in HBO's vampiredrama series True Blood.[2][3] In an interview with TV Guide, Morgan described her character Debbie as "a really kick-ass, passionate, ballsy woman."[5] In 2012, she appeared in four films: Cheesecake Casserole, She Wants Me, The Frozen and Freeloaders. She played Emma in the thriller filmThe Frozen, which followed a couple (Morgan and Seth David Mitchell), who end up stranded in freezing cold after a snowmobile accident.[6]
Morgan had a supporting role in the thriller film Friend Request (2016) as Olivia Mathison, a best friend to a college student being stalked by a supernatural creature on social media.[7][8] The film was shot in South Africa.[9] Starting with the second-season premiere, Morgan has recurred as Penny Peabody on The CW's supernaturaldrama seriesRiverdale. She played Taressa in the comedy film The Donor Party (2023).[10] In 2023, she directed a short film, Cupcakes.[11]
^Staff. "Tina stays mum on Sarah", Philadelphia Daily News, September 9, 2008. Accessed August 9, 2012. "Marlton native actress Brit Morgan was recently in the area visiting family. Morgan was known as Brittany Dengler while attending Cherokee High School, where she graduated in 2005."
^ abProko, Peter (2010). "New Blood". Vol. 7, no. 2. South Jersey Magazine. pp. 52–57.