As Agnieszka Holland’s The Secret Garden turns 30 ... On the vast property, she finds a hidden walled garden and, eventually, the key that will open it. She also comes across Colin (Heydon ...

The Secret Garden, a Sky original, tells the story of Mary Lennox (Dixie Egerickx), a 10-year-old girl sent to live with her Uncle Archibald Craven (Colin Firth), under the watchful eye of Mrs Medlock ...