Janis Ian is a main character in Mean Girls. She is portrayed by Lizzy Caplan. In the Broadway musical (Mean Girls) she is portrayed by Barrett Wilbert Weed, and her last name was changed to Sarkisian. Janis is the very first person Cady Heron meets after becoming a student at North Shore High School.
Add actors/actresses and cast the roles/films/series that they were rumored, considered, offered, negotiated, auditioned, turned down, and/or originally casted before getting recasted. (Please double-check in research.)