Ira Hamilton Hayes was an Akimel O'odham Indigenous American and a United States Marine during World War II. Hayes was an enrolled member of the Gila River Indian Community, located in Pinal and Maricopa counties in Arizona. He enlisted in the United States Marine Corps Reserve on August 26, 1942, and, after recruit training, volunteered to become a Paramarine. He fought in the Bougainville and Iwo Jima campaigns in the Pacific War.

Adam Beach is a Canadian actor. He is best known for his roles as Victor Joseph in Smoke Signals; Frank Fencepost in Dance Me Outside; Tommy on Walker, Texas Ranger; Kickin' Wing in Joe Dirt; U.S. Marine Corporal Ira Hayes in Flags of Our Fathers; Private Ben Yahzee in Windtalkers; Dr. Charles Eastman (Ohiyesa) in Bury My Heart at Wounded Knee; NYPD Detective Chester Lake in Law & Order: Special Victims Unit; and Officer Jim Chee in the film adaptations of Skinwalkers, Coyote Waits and A Thief of Time. He starred in the Canadian 2012–2014 series Arctic Air and played Slipknot in the 2016 film Suicide Squad. He also performed as Squanto in Disney's historical drama film Squanto: A Warrior's Tale. Most recently he has starred in Hostiles (2017) as Black Hawk and the Netflix original film Juanita (2019) as Jess Gardiner and Edward Nappo in Jane Campion's The Power of the Dog.