Question: Marilyn: The Untold Story, stars what actor as Marilyn's Russian-American talent agent?

Context paragraphs:
Sue Carol: Sue Carol (October 30, 1906 – February 4, 1982) was an American actress and talent agent.  While at a social function in Los Angeles in 1927, a director offered her a part in a film.  She took it and began playing minor parts.  Carol's film career lasted from the late 1920s into the 1930s; when it ended, she became a talent agent.  The last of her three marriages was to one of her clients, Alan Ladd, from 1942 until his death in 1964.

Talent agent: A talent agent, or booking agent, is a person who finds jobs for actors, authors, film directors, musicians, models, film producers, professional athletes, writers, screenwriters, broadcast journalists, and other people in various entertainment or broadcast businesses.  In addition, an agent defends, supports and promotes the interest of their clients.  Talent agencies specialize, either by creating departments within the agency or developing entire agencies that primarily or wholly represent one specialty.  For example, there are modeling agencies, commercial talent agencies, literary agencies, voice-over agencies, broadcast journalist agencies, sports agencies, music agencies and many more.

Johnny Hyde: Johnny Hyde (23 April 1895 – 18 December 1950) was a Russian-American talent agent.

Patrick K. O'Donnell: Patrick K. O’Donnell is an American author who has written ten books on military history.  His most recent book is "Washington's Immortals: The Untold Story of an Elite Regiment Who Changed the Course of the Revolution".  He received the Colby Circle Award for Outstanding Military History for his best-selling book, "Beyond Valour".  His other works include "First SEALs: The Untold Story of the Forging of America's Most Elite Unit";"Into the Rising Sun"; "Operatives, Spies, and Saboteurs"; "We Were One: Shoulder to Shoulder With the Marines Who Took Fallujah"; "The Brenner Assignment: The Untold Story of the Most Daring Spy Mission of WWII"; "They Dared Return"; "Give Me Tomorrow: The Korean War’s Greatest Untold Story – The Epic Stand Of The Marines Of George Company"; and "Dog Company: Boys of Pointe Du Hoc Rangers Who Landed at D-Day and Fought Across Europe".

Marilyn: The Untold Story: Marilyn: The Untold Story is a 1980 television film, about the life of the 1950s sex symbol-movie star, Marilyn Monroe.  The feature stars Catherine Hicks as Monroe; Richard Basehart as her early-career agent Johnny Hyde; Frank Converse as her second husband Joe DiMaggio; Jason Miller as her third husband Arthur Miller; Kevin Geer as her first husband James Dougherty; Viveca Lindfors as her acting coach Natasha Lytess; and Sheree North as her mother Gladys Baker.

Sean Howe: Sean Howe is an American journalist and writer.  He is a former editor at "Entertainment Weekly" and "The Criterion Collection".  In 2012, he published the book "Marvel Comics: The Untold Story", after interviewing more than 150 people who worked at or were associated with Marvel.  In 2014, he won the Troféu HQ Mix (the most important Brazilian comics award) in the category "best book about comics" for the Brazilian edition of "Marvel Comics: The Untold Story".

The Untold Story 2: The Untold Story 2 a.k.a. Human Flesh Bun 2 (人肉叉燒包Ⅱ之天誅地滅) is a 1998 Hong Kong film.  It is a sequel to "The Untold Story", also starred Anthony Wong Chau-Sang in a different role.

David M. Barrett: David M. Barrett (born 1951) is a professor of political science at Villanova University and author (along with Max Holland) of "Blind Over Cuba: The Photo Gap and the Missile Crisis" (2012), "The CIA and Congress: The Untold Story from Truman to Kennedy" (2005), "Lyndon B. Johnson's Vietnam Papers" (1997), and "Uncertain Warriors: Lyndon Johnson and His Vietnam Advisers" (1993).  "The CIA and Congress: The Untold Story from Truman to Kennedy" won the D.B. Hardeman Prize in 2005.  A former radio and television journalist, Barrett unsuccessfully sought election in Indiana to the U.S. House of Representatives in 1984.

Norman Brokaw: Norman R. Brokaw (April 21, 1927 – October 29, 2016) was an American talent agent.  He served as the president, chief executive officer, and chairman of the William Morris Agency.  He represented Marilyn Monroe, Donna Summer, Bill Cosby, Mark Spitz, Warren Beatty, Clint Eastwood, and many more.

Julie McDonald (agent): Julie McDonald (born 1954) is a talent agent and co-founder of McDonald Selznick Associates (MSA), an agency headquartered in Hollywood, California, that represents dancers, choreographers, stage directors, and production designers.  She is best known for being the first "dance" agent i.e. the first talent agent to offer commercial representation for dancers.

Supporting paragraphs: Marilyn: The Untold Story Johnny Hyde
Answer: Richard Basehart