Stanley was born in Columbia, South Carolina, to Tracy and Matt Stanley. She has a twin sister, Sophie.[5] Stanley became interested in acting when she was 13.[6] She was an actor for Columbia Children’s Theatre. One of her notable performances was as Young Princess Fiona in Shrek.[7]
Career
Stanley sang an updated version of the Kim Possible theme song "Call Me, Beep Me!" for the live-action movie, in which she also played the titular character.[8][9] To prepare for her role as Kim Possible, she underwent extensive training in martial arts, and as a result, she was able to do her own stunts and fight sequences, for which she was highly praised. Stanley has also appeared in several shows, including Game Shakers and The Goldbergs. Since 2020, Stanley has appeared on ABC sitcom The Goldbergs as Brea Bee, love interest and girlfriend of the show's main character, Adam Goldberg (played by her Kim Possible co-star Sean Giambrone). She played Parker, girlfriend of Jen's (played by Christina Applegate) oldest son, Charlie, on the second season of Netflix's Dead to Me.[10]
Personal life
As of 2024, Sadie is in a relationship with a graphic designer named Kianah; they frequently post about their relationship on Instagram, including on Valentine's Day.[11]