Question: Tom Powers, was an American actor, that succeeded Orson Welles, in the role of Brutus in which 1941 production?

Context paragraphs:
Richard France (writer): Richard France (born May 5, 1938) is an American playwright, author, and film and drama critic.  He is a recognized authority on the stage work of American filmmaker Orson Welles.  His publication, "The Theatre of Orson Welles", which received a CHOICE Outstanding Academic Book Award in 1979, has been called "a landmark study" and has been translated into Japanese.  His 1990 companion volume, "Orson Welles on Shakespeare" has been praised by Welles critics and biographers.

Orson Welles Show (radio): Orson Welles Show (1941–42), also known as The Orson Welles Theater, Orson Welles and his Mercury Theater and the Lady Esther Show (after its sponsor), is a live CBS Radio series produced, directed and hosted by Orson Welles.  Broadcast Mondays at 10 p.m. ET, it made its debut September 15, 1941.  Its last broadcast was February 2, 1942.

Tom Powers: Tom Powers (July 7, 1890 – November 9, 1955) was an American actor in theatre, films, radio and television.  A veteran of the Broadway stage, notably in plays by George Bernard Shaw, he created the role of Charles Marsden in Eugene O'Neill's "Strange Interlude".  He succeeded Orson Welles in the role of Brutus in the Mercury Theatre's debut production, "Caesar".  In films, he was a star of Vitagraph Pictures and later became best known for his role as the victim of scheming wife Barbara Stanwyck and crooked insurance salesman Fred MacMurray in the film noir classic, "Double Indemnity" (1944).

Canada Lee: Canada Lee (born Leonard Lionel Cornelius Canegata, March 3, 1907 – May 9, 1952) was an American actor who pioneered roles for African Americans.  After careers as a jockey, boxer and musician, he became an actor in the Federal Theatre Project, most notably in a 1936 production of "Macbeth" adapted and directed by Orson Welles.  Lee later starred in Welles's original Broadway production of "Native Son" (1941).  A champion of civil rights in the 1930s and 1940s, Lee was blacklisted and died shortly before he was scheduled to appear before the House Un-American Activities Committee.  He furthered the African-American tradition in theatre pioneered by such actors as Paul Robeson.  Lee was the father of actor Carl Lee.

Beatrice Welles: Beatrice Giuditta Welles (Beatrice Mori di Gerfalco Welles; born November 13, 1955 in Manhattan, New York) is an American former child actress, known for her roles in the film "Chimes at Midnight" (1966) and the documentary travelogue "In the Land of Don Quixote" (1964).  The daughter of filmmaker Orson Welles and Italian countess Paola Mori, she is a former model, radio and TV personality, founder of a cosmetics line and designer of handbags and jewelry.  She administers the estate of Orson Welles.

Caesar (Mercury Theatre): Caesar is the title of Orson Welles's innovative 1937 adaptation of William Shakespeare's "Julius Caesar", a modern-dress bare-stage production that evoked comparison to contemporary Fascist Italy and Nazi Germany.  Considered Welles's highest achievement in the theatre, it premiered November 11, 1937, as the first production of the Mercury Theatre, an independent repertory theatre company that presented an acclaimed series of productions on Broadway through 1941.

Christian McKay: Christian Stuart McKay (born 30 December 1973) is an English stage and screen actor.  He is well known for his portrayal of Orson Welles in the 2008 film "Me and Orson Welles", which received international critical acclaim and was nominated for over two dozen awards including the BAFTA Award for Best Supporting Actor.  He also appeared in movies such as "Florence Foster Jenkins", "The Theory of Everything", "Tinker Tailor Soldier Spy" and "Rush".

Orson Welles (crater): Orson Welles is an impact crater in the Coprates quadrangle of Mars, located at 0.2° S and 45.9° W.  It is 124.5 kilometers in diameter and was named after Orson Welles (1915–1985), an American radio and motion picture actor and director.  He is famous for, among other things, his radio broadcast of "The War of the Worlds" by H. G. Wells in which Martians invade Earth.  The layers and the clay minerals found in Orson Welles Crater are evidence that it once contained a lake.

It's All True (film): It's All True is an unfinished Orson Welles feature film comprising three stories about Latin America.  "My Friend Bonito" was supervised by Welles and directed by Norman Foster in Mexico in 1941.  "Carnaval" (also known as "The Story of Samba") and "Jangadeiros" (also known as "Four Men on a Raft") were directed by Welles in Brazil in 1942.  It was to have been Welles's third film for RKO Radio Pictures, after "Citizen Kane" (1941) and "The Magnificent Ambersons" (1942).  The project was a co-production of RKO and the Office of the Coordinator of Inter-American Affairs that was later terminated by RKO.

Me and Orson Welles: Me and Orson Welles is a 2008 British-American period drama film directed by Richard Linklater and starring Zac Efron, Christian McKay, and Claire Danes.  Based on Robert Kaplow's novel of the same name, the story, set in 1937 New York, tells of a teenager hired to perform in Orson Welles's groundbreaking stage adaptation of William Shakespeare's "Julius Caesar".  He becomes attracted to a career-driven production assistant.

Supporting paragraphs: Tom Powers Caesar (Mercury Theatre)
Answer: Caesar