The wedding of Miss Mary Casson , actress daughter of Dame Sybil Thorndike and Mr Lewis Casson , to Mr William Bevlin , the young Shakespearean actor , took place at the church of Our Holy Redeemer Chelsea . The bride , who has become a convert to the Roman Catholic Church is well known for her success as Wendy in ' Peter Pan ' . Photo shows , Dame Sybil Thorndike ( right ) leaving with her daughter Ann Casson ( centre ) and daughter in law , Mrs John Casson ( left ) for the church . 7 March 1936