Reuben Tishkoff is a fictional character from the Ocean's Eleven film series, portrayed by actor Elliott Gould. He is a seasoned casino owner and a key member of the heist team, known for his wealth and connections in the gambling industry. Tishkoff's character adds a layer of humor and charm to the group, often providing valuable insights and resources for their elaborate plans. In the films, Tishkoff is particularly focused on taking down his rival, Terry Benedict, who owns the casino where the heist takes place. His experience in the casino world makes him an essential asset to the team, helping to navigate the complexities of the gambling environment.