India, March 9 -- Playing Cho Chang in the mega-successful Harry Potter films was actor Katie Leung's first brush with fame. The actor began appearing in the film series as the titular character's love interest in the 2005 film Harry Potter and the Goblet of Fire, when she was 17. Now, after having worked in the film and TV industry for two decades, Katie says she wouldn't want to return to those days. The actor says it is because, back then, she would easily get influenced by what people around her would say.

Harry Potter and the Goblet of Fire, released in 2005, marked Katie's acting debut. The 17-year-old played a 5th-year Hogwarts student, Cho Chang, whom Harry has a crush on. She later appeared in three more films in the series - Ha...