Did both Pedro Sienna and Irving Cummings direct movies?
Irving Cummings Irving Camisky (October 9, 1888 – April 18, 1959) was an American movie actor, director, producer and writer.
Robert Porterfield Robert Huffard Porterfield (December 21, 1905 – October 28, 1971) was an actor and director who was best known for founding the Barter Theatre in Abingdon, Virginia. The theatre was founded in 1933 during the Great Depression. In 1946, it was designated as the state theatre of Virginia. He served as artistic director of the year-round repertory theatre until his death. His most prominent, credited film role was in the 1941 film "Sergeant York" in which he portrayed Zeb Andrews, a local rival of the title character.