Which of these actors was not in the film "The Dirty Dozen"?

The very well known actor who is not in the film "The Dirty Dozen" is Clint Eastwood. The actors in "The Dirty Dozen", an action war film, include Lee Marvin as Major John Reisman, Ernest Borgnine as Major General Sam Worden, Charles Bronson as Joseph Wladislaw, Jim Brown as Robert T. Jefferson, John Cassavetes as Victor R. Franko, Richard Jaeckel as Sergeant Clyde Bowren, George Kennedy as Major Max Armbruster, Trini Lopez as Pedro Jimenez, Ralph Meeker as Captain Stuart Kinder, Robert Ryan as Colonel Everett Dasher Breed, Telly Savalas as Archer J. Maggott, Donald Sutherland as Vernon L. Pinkley, Clint Walker as Samson Posey, Tom Busby as Milo Vladek, Stuart Cooper as Roscoe Lever, Colin Maitland as Seth K. Sawyer, Al Mancini as Tassos R. Bravos, Ben Carruthers as S. Glenn Gilpin, and Robert Webber as Brigadier General James Denton.

Eastwood is an actor and Oscar winning director. He was born in May 1930 in San Francisco, CA; he is 90 years in 2020. His active years as a movie professional include 1954 - present. He started out doing small movie roles. His big break came on the 1959 - 1965 TV series "Rawhide". With good popularity, he got the role of a "Man with No Name" in the Sergio Leone's "Dollars Trilogy". After this role, Eastwood obtained more success with "Hang 'Em High (1968) and the "Dirty Harry" franchise (1970s - 1980s). His work has covered over five decades and he has appeared in over 50 films. His latest is the 2018 film "The Mule", which he also directed.