In September 2022, it was announced Bellamy would make her professional acting debut portraying a young
Catherine Middleton opposite
Ed McVey as
Prince William in the
sixth and final season of the
Netflix biographical series
The Crown. Bellamy discovered the casting call through social media, auditioned shortly after completing her
A Levels, and learned she had been cast while working as a mascot at
Legoland. First look images of Bellamy and McVey in costume were revealed in March 2023, and the season was released later that year in November. In 2024, Bellamy made her professional stage debut as
Jean Purdy in
A Child of Science, a play about the creation of
IVF, at the
Bristol Old Vic with
Tom Felton and Adelle Leonce. ==Filmography==