The 34-year-old Mamma Mia! actor was joined by his pal Benjamin Walker, who recently played the title role in Abraham Lincoln: Vampire Hunter.
Dominic is currently working on Half of a Yellow Sun, a film that brings together the lives of four people during the struggle to establish an independent republic in Nigeria.
Also pictured inside: Dominic and Ruth by the pool on Thursday (July 12) and Dominic attending day 5 of the Ischia Global Fest with Benjamin that night.
15+ pictures inside of Dominic Cooper and Benjamin Walker shirtless in Ischia… More Here! »