Janet Ruth Montgomery (born 29 October 1985) is an English film and TV actress. She first gained attention for her role as Ames in the second season of the television series Human Target (2010–11), and also for her appearances in the 2009 straight-to-DVD film The Hills Run Red. She played the lead character in the television drama Made in Jersey (2012), cancelled after eight episodes. From 2014 to 2017, she starred as the lead character, Mary Sibley, in the series Salem. Montgomery has played the role of Lauren Bloom on the television series New Amsterdam since 2018.