Claim: Actor and theatre director Lewis Casson joined the Royal Court Theatre until 1908.
Evidence: Sir Lewis Thomas Casson MC (26 October 1875 – 16 May 1969) was an English actor and theatre director, and the husband of actress Dame Sybil Thorndike. He joined the Royal Court Theatre under Harley Granville-Barker and remained there until 1908, when he joined a repertory company founded by Annie Horniman at the Gaiety Theatre in Manchester, the first repertory theatre in the country.