Tony Award winner Leavel joined the musical in the role of Frau Blucher (succeeding original star Andrea Martin). Ragusa recently replaced Megan Mullally in the role of Dr. Frankenstein's girlfriend Elizabeth, and Sullivan took over the role of Inga when Sutton Foster left the show earlier this summer.
Based on the Academy Award-nominated 1974 film of the same name, Young Frankenstein is "the wickedly inspired re-imagining of the Mary Shelley classic from the comic genius of Mel Brooks," according to the show's producers.
Here is a look at the new dames haunting Transylvania Heights:
All photos by Paul Kolnik.