Frank James Michael Grande Marchione is an American actor, singer and dancer. He has performed on Broadway as Franz in the musical Rock of Ages (2014–2015) and as Victor Garber in Titanique (2026); he also appeared in Mamma Mia! from 2007 to 2010 and has played roles Off-Broadway, in regional theatre productions and on tour. He has produced Broadway shows and both produced and appeared in cabaret acts, including his own one-man show. He has played the villain Frankini recurringly, since 2017, in several TV comedy series, including Henry Danger and Danger Force, and in Henry Danger: The Movie.