Ultimate Beastmaster is the first international competition series of its kind with six customized local versions featuring local languages, competitors and hosts from each competing country. Those countries are: Brazil, Germany, Japan, Mexico, South Korea and the U.S, The series is produced by Sylvester Stallone (Creed, Grudge Match) and Dave Broome (The Biggest Loser, Strong).
- U.S.: Terry Crews (Brooklyn Nine-Nine, The Ridiculous Six), Charissa Thompson (Extra TV, Fox Sports)
- Brazil: Anderson Silva (former UFC Middleweight Champion), Rafinha Bastos (Comedian, Journalist and TV Personality)
- South Korea: Seo Kyung Suk (Actor, Comedian and TV Host), Park Kyeong Rim (Actress, Comedian and TV Host)
- Mexico: Ines Sainz (Journalist, Sportscaster & TV Host), Luis Ernesto Franco (Actor and Producer)
- Germany: Hans Sarpei (Former Soccer Player, TV Personality), Luke Mockridge (Comedian)
- Japan: Sayaka Akimoto (Actress), Yuji Kondo (Sports Anchor)