Question: Are  Pete Docter and Berthold Viertel both film directors?

Context articles: Seven Faces
The Passing of the Third Floor Back
The Magnificent Lie
Inside Out (2015 film)
Nora (1923 film)
The Wiser Sex
Pete Docter
Man Trouble (1930 film)
Berthold Viertel
Salka and Berthold Viertel House

Seven Faces is a 1929 American pre-Code drama film with fantasy elements that was released by Fox Film Corporation in the Fox Movietone sound-on-film system on December 1, 1929.
 Based upon the piece of short fiction "A Friend of Napoleon" which was published in the June 30, 1923, issue of "The Saturday Evening Post" magazine by popular writer Richard Connell (whose best known work, "The Most Dangerous Game", was filmed three years later), it was directed by Berthold Viertel and stars Paul Muni in his second screen appearance.
 "Seven Faces" is a lost film, with no excerpts from its footage known to exist.
The Passing of the Third Floor Back is a 1935 British drama film directed by Berthold Viertel and starring Conrad Veidt, Anna Lee, Rene Ray and Frank Cellier.
 The film is based on a 1908 play and short story by Jerome K. Jerome and depicts the various small-minded inhabitants of a building and the arrival of a stranger who works to redeem them.
 The work had previously been adapted into a 1918 film version by Herbert Brenon.
The Magnificent Lie is a 1931 American drama film directed by Berthold Viertel and written by Vincent Lawrence, Leonard Merrick and Samson Raphaelson.
 The film stars Ruth Chatterton, Ralph Bellamy, Stuart Erwin, Françoise Rosay, Sam Hardy, Charles Boyer and Tyler Brooke.
 The film was released on July 25, 1931, by Paramount Pictures.
Inside Out is a 2015 American 3D computer-animated coming of age comedy-drama adventure film produced by Pixar Animation Studios and released by Walt Disney Pictures.
 The film was directed by Pete Docter and co-directed by Ronnie del Carmen, with a screenplay written by Docter, Meg LeFauve and Josh Cooley, adapted from a story by Docter and del Carmen.
 The film is set in the mind of a young girl named Riley Andersen (Kaitlyn Dias), where five personified emotions—Joy (Amy Poehler), Sadness (Phyllis Smith), Anger (Lewis Black), Fear (Bill Hader) and Disgust (Mindy Kaling)—try to lead her through life as her parents (Diane Lane and Kyle MacLachlan) move from Minnesota to San Francisco, and she has to adjust to her new surroundings.
Nora is a 1923 German silent drama film directed by Berthold Viertel and starring Olga Tschechowa, Carl Ebert and Fritz Kortner.
 It is an adaptation of the 1879 play "A Doll's House" by Henrik Ibsen.
 It premiered in Berlin on 2 February 1923.
 The film's art direction was by Walter Reimann.
The Wiser Sex is a 1932 American Pre-Code crime drama film made by Paramount Pictures, directed by Berthold Viertel and Victor Viertel, and starring Claudette Colbert, Melvyn Douglas, Lilyan Tashman, William "Stage" Boyd and Ross Alexander.
Peter Hans "Pete" Docter (born October 9, 1968) is an American film director, animator, screenwriter, producer and voice actor from Bloomington, Minnesota.
 He is best known for directing the animated feature films "Monsters, Inc." (2001), "Up" (2009) and "Inside Out" (2015) and as a key figure and collaborator at Pixar Animation Studios. "
The A.V. Club" has called him "almost universally successful".
 He has been nominated for eight Oscars (two wins thus far for "Up" and "Inside Out" – Best Animated Feature), seven Annie Awards (winning five), a BAFTA Children's Film Award (which he won), and a Hochi Film Award (which he won).
 He has described himself as a "geeky kid from Minnesota who likes to draw cartoons."
Man Trouble is a 1930 American drama film directed by Berthold Viertel and written by Marion Orth, George Manker Watters and Edwin J. Burke.
 The film stars Milton Sills, Dorothy Mackaill, Kenneth MacKenna, Sharon Lynn, Roscoe Karns and Oscar Apfel.
 The film was released on August 24, 1930, by Fox Film Corporation.
Berthold Viertel (28 June 1885 - 24 September 1953) was an Austrian screenwriter and film director notable for his work in Germany, Britain and the United States.
The Salka and Berthold Viertel House at 165 North Mabery Road in Santa Monica, California, was the home of the Austrian screenwriter Salka Viertel and her husband Bertold from 1933 to 1944.