Criss ended up staying on at Glee through the series finale in March 2015. In the meantime, he did guest spots on shows such as Archer, The Cleveland Show, and the Showtime comedy Web Therapy. His film roles during that period included 2012's Girl Most Likely with Kristen Wiig, 2013's A Very Potter Senior Year (the final installment of the YouTube trilogy), and the 2014 animated TV movie Stan Lee's Mighty 7. He made his Broadway debut in January 2012 when he replaced Daniel Radcliffe
as lead actor in the revival of How to Succeed in Business Without Really Trying for a three-week stint.
After Glee ended its run in March 2015, Criss returned to Broadway for Hedwig and the Angry Inch, playing Hedwig for a span of four months. He reprised the role in 2016 for California stops along the national tour. Meanwhile, amidst frequent TV voice work, he could be seen in episodes of American Horror Story, Supergirl, and The Flash. In December 2017, Criss the singer/songwriter released his second EP, Homework, an introspective set written and recorded mostly at his home. ~ Andrew Leahey & Marcy Donelson, Rovi