The Shadow Between is a 1931 British romantic drama film directed by Norman Walker and starring Godfrey Tearle, Kathleen O'Regan, Olga Lindo and Ann Casson.
Dame Agnes Sybil Thorndike (24 October 18829 June 1976) was an English actress who toured internationally in Shakespearean productions, often appearing with her husband Lewis Casson.
 Bernard Shaw wrote "Saint Joan" specially for her, and she starred in it with great success.
 She was made Dame Commander of the Order of the British Empire in 1931, and Companion of Honour in 1970.
Benedict "Ben" Campbell (born June 12, 1957) is a Canadian actor and voice actor whose work has consisted primarily of providing voices for television cartoons and video games. Early in his career, Campbell also appeared in a number of live action works.
 Campbell comes from an acting family; his parents are Douglas Campbell and Ann Casson, and he is the brother of Dirk Campbell.
 Campbell's maternal grandparents are Sir Lewis Casson and Dame Sybil Thorndike.
The Prince Chap is a 1920 American silent drama film directed by William C. deMille and written by Olga Printzlau based upon the play of the same name by Edward Peple.
 The film stars Thomas Meighan, Charles Ogle, Kathlyn Williams, Casson Ferguson, Ann Forrest, Peaches Jackson, and Mae Giraci.
 The film was released in August 1920, by Paramount Pictures.
Crime on the Hill is a 1933 British mystery film directed by Bernard Vorhaus and starring Sally Blane, Nigel Playfair and Lewis Casson.
 The plot was based on a successful play by Jack de Leon and Jack Celestin.
 It was made by British International Pictures at Welwyn Studios in autumn 1933.
Dance Pretty Lady is a 1932 British drama film directed by Anthony Asquith and starring Ann Casson, Carl Harbord, Michael Hogan, Moore Marriott and Flora Robson.
 It was based on a novel by Compton Mackenzie.
Ann Casson (6 November 1915 – 2 May 1990) was an English stage and film actress.
 She was the daughter of acting couple Sir Lewis Casson and Dame Sybil Thorndike.
 She was married to actor Douglas Campbell.
 The couple had four children.
 She was the younger sister of Christopher Casson.
Bachelor's Baby is a 1932 British comedy film directed by Harry Hughes and starring Ann Casson, William Freshman and Henry Wenman.
 It was made by British International Pictures at Elstree Studios.
I Have Been Here Before is a play by J. B. Priestley, first produced by Lewis Casson at the Royalty Theatre, London, on 22 September 1937.
Sir Lewis Thomas Casson MC (26 October 187516 May 1969) was a British actor and theatre director, and the husband of actress Dame Sybil Thorndike.

Question: What made Ann Casson similar to Lewis Casson?
Answer: actor