Lionel Barrymore (born Lionel Herbert Blythe; 1878–1954) was an American actor of stage, screen and radio.
 He also directed several films, wrote scripts, created etchings, sketches and composed music.
 He was the eldest child of the actors Maurice Barrymore and Georgie Drew Barrymore, and his two siblings were John and Ethel; these and other family members were part of an acting dynasty.
 Reluctant to follow his parents' career, Barrymore appeared together with his grandmother Louisa Lane Drew in a stage production of "The Rivals" at the age of 15.
 He soon found success on stage in character roles.
 Although he took a break from acting in 1906–09 to train in Paris as a painter, he was not successful as an artist and returned to the US and acting.
 He also joined his family troupe, from 1910, in their vaudeville act.
Post Tenebras Lux is a 2012 drama film written and directed by Carlos Reygadas.
 The title is Latin for "Light after darkness".
 The film is semiautobiographical, and the narrative follows a rural couple in Mexico, with additional scenes from England, Spain and Belgium; all places where Reygadas has lived.
 The film competed in competition at the 2012 Cannes Film Festival and Reygadas won the Best Director Award.
Rafał Syska (born July 18, 1974 in Kielce) is a Polish film historian and writer.
 He is an associate professor in the Audiovisual Arts Department of Jagiellonian University in Cracow.
 At the beginning of his career he was specialized in the phenomenon of violence in cinema (Ph-D thesis "Film and Violence.
 Ways of Film Violence Representation"), then he focused on strategies of authorship in American cinema (post Ph-D., habilitation dissertation "Keep the Distance.
 Film World of Robert Altman").
 At present he is an expert of the contemporary minimalistic slow-cinema, especially its neomodernism tendencies (e.g. works of Alexander Sokurov, Béla Tarr, Bruno Dumont, Sarunas Bartas, Fred Kelemen, Tsai Ming-liang, Lisandro Alonso, Carlos Reygadas.
Nathalia Acevedo (born November 22, 1984) is a Mexican actress best known for her acting debut in Carlos Reygadas' Post Tenebras Lux which premiered in competition at the 2012 Cannes Film Festival and won for Reygadas the Best Director Award.
 Her most notable roles since include starring alongside Tadanobu Asano, in Filipino cult director Khavn De La Cruz’s, "Ruined Heart, "in 2014 (shot by Christopher Doyle and premiering at the Tokyo Film Festival 2014) and starring in Marialy Rivas´ "Princesita."
Japón (Spanish: Japan ) is a 2002 film by the Mexican director Carlos Reygadas.
 It was Reygadas' debut feature.
Silent Light (Plautdietsch: "Stellet Licht"; Spanish: "Luz silenciosa" ) is a 2007 film written and directed by Carlos Reygadas.
 Filmed in a Mennonite colony close to Cuauhtémoc, Chihuahua State, Northern Mexico, "Silent Light" tells the story of a Mennonite married man who falls in love with another woman, threatening his place in the conservative community.
 The dialogue is in Plautdietsch, the Low German dialect of the Mennonites.
 The film was selected as the Mexican entry for the Best Foreign Language Oscar at the 80th Academy Awards, but it did not make the shortlist.
 The film was nominated for Best Foreign Film at the 24th Independent Spirit Awards.
 It gained nine nominations, including all major categories, in the Ariel Awards, the Mexican national awards.
Battle in Heaven (Spanish: Batalla en el cielo ) is a 2005 Mexican-French-German film.
 It is the second feature film by director Carlos Reygadas who previously directed the Mexican film "Japón".
 It was entered into the 2005 Cannes Film Festival.
 Reygadas has said about this film: "it’s my problem child, and therefore the film of mine I love the most."
Carlos Reygadas Castillo (] ; born October 10, 1971) is a Mexican filmmaker.
 Influenced by existentialist art and philosophy, Reygadas' movies feature spiritual journeys into the inner worlds of his main characters, through which themes of love, suffering, death, and life's meaning are explored.
A Family Affair is a 1937 American comedy film and the first entry in the sixteen Andy Hardy film series, though Mickey Rooney has a secondary role as the son of Judge Hardy, played by Lionel Barrymore.
 Lewis Stone and Fay Holden replaced Lionel Barrymore and Spring Byington as Judge and Mrs. Hardy in the subsequent films of the series.
Lionel Barrymore (born Lionel Herbert Blythe; April 28, 1878 – November 15, 1954) was an American actor of stage, screen and radio as well as a film director.
 He won an Academy Award for Best Actor for his performance in "A Free Soul" (1931), and remains best known to modern audiences for the role of the villainous Mr. Potter character in Frank Capra's 1946 film "It's a Wonderful Life".
 He is also particularly remembered as Ebenezer Scrooge in annual broadcasts of "A Christmas Carol" during his last two decades.
 He is also known for playing Dr. Leonard Gillespie in MGM's nine Dr. Kildare films, a role he reprised in a further six films focussing solely on Gillespie and in a radio series entitled "The Story of Dr. Kildare".
 He was a member of the theatrical Barrymore family.

Question: Is it true that both Lionel Barrymore and Carlos Reygadas are famous for their roles in "A Christmas Carol"?
Answer: no