Fan Casting Geraldine Somerville as What If Harry and Hermoine were real brother and sister? in What If Harry Potter

Geraldine Somerville is known for her roles in Harry Potter and the Chamber of Secrets, Harry Potter and the Philosopher's Stone, and Harry Potter and the Prisoner of Azkaban. She has been suggested by fans for 68 roles on myCast, including Lily Potter, I in Harry Potter and the Cursed Child. Similar actors include Karen Gillan, Bonnie Wright, and Julianne Moore. Geraldine Somerville was suggested to play What If Harry and Hermoine were real brother and sister? in What If Harry Potter by comodin. What If Harry Potter has 20 roles, including What If Hermione was a Death Eater?, What If Fleur was Killed instead of Cedric, and What If Tom Riddle was never born.