Mark Jonathan Harris is an Academy Award-winning documentary filmmaker and Emeritus Distinguished Professor in the School of Cinematic Arts at the University of Southern California.

Among the many documentaries Mark has written, produced and/or directed are The Redwoods, which won an Oscar for Best Short Documentary (1968); The Long Way Home, Academy Award for Best Feature Documentary (1997); and Into the Arms of Strangers: Stories of the Kindertransport, which won the Academy Award for Best Feature Documentary in 2000 and was selected by the U.S. Library of Congress for permanent preservation in the National Film Registry. Unchained Memories: Readings from the Slave Narratives (2003), a documentary that he wrote on slavery in America, was nominated for an Emmy for a Nonfiction Special and Mark was nominated for Outstanding Writing for Nonfiction Programming. In 2016, he co-wrote and co-directed Breaking Point: The War for Democracy in Ukraine, which won eight awards at eleven international film festivals, including Best of Show at the Accolade Global Film Competition. Foster, which Mark wrote and directed, aired on HBO in 2019 and was nominated for Best Documentary Screenplay by the Writers Guild of America. In 2021, Asian Americans, a 5-part series for PBS for which he was Consulting Producer, received a Peabody Award.

Mark has also written five novels for children and published articles, short stories, and reviews in a number of national newspapers and magazines. Misfits, his collection of short stories was published in 2023.