‘The Crew’: Kevin James NASCAR sitcom revs up with N.J.’s Jillian Mueller Updated Feb 15, 2021; Posted Feb 13, 2021 Jillian Mueller as Catherine Spencer in Netflix's "The Crew." The role is her first major TV part after performing on Broadway since she was 12.Eric Liebowitz | Netflix Facebook Share As the understudy in Broadway’s “Pretty Woman,” Jillian Mueller didn’t often get to perform as Vivian Ward, Julia Roberts’ character from the movie. But one day in 2019, just 10 minutes into a matinee, lead actress Samantha Barks got sick and ran offstage mid-song, bringing the show to a halt. Mueller had 10 minutes to get dressed and take the stage.