Roscioli will replace fellow Wicked alum Teal Wicks.
The cabaret will play Broadway night spot 54 Below.
Elphaba would be proud.
"...before Halloween, isn't that crazy?!" said Menzel on her official Facebook page.
It's Not Easy Being Green can be seen on January 27.
TheaterMania's favorite DIY Broadway Halloween costume, in continuing the celebration of Wicked's 10th anniversary.