Since her college days, Jillian was interested in the acting field and always wanted to pursue a career in it. Moreover, she also used to do plays and dramas in theatres. The artist achieved fame after her appearances in several theatre productions.
Mueller started her career as an actress by playing a role on the small screen in the year 2011. She performed in a show named A Gifted Man as a friend of one of the characters on the show.
Later she imitated Leah Simes in a 2016 episode on Law & Order: Special Victims Unit, Emily on The Last O.G (2018). She is also starred as Chaz in a 2019 comedy/horror film.
Jillian also played the leading role in Broadway’s Pretty Woman in the year 2019. Later she also appeared on Broadway in How the Grinch Stole Christmas and Bye Bye Birdie. Mueller played in a stage adaptation of Dirty Dancing.
One of her recent projects is The Crew (2021), where she played the role of Catherine Spencer. Further, the exact Net worth of Jillian Mueller is not yet determined but it is supposed to be around $500K USD approx.