Sylvester Stallone had previously said he believed "football was for sissies" while Michael Caine's athletic abilities at 47 were summed up by co-star football legend Ossie Ardiles as, "Awful, and he couldn't even run twenty yards. "The two actors also clashed behind the scenes, with an unexpected victor. The Alfie tough guy dealt a swift KO to the Rocky champ during a shoot that left Stallone with broken ribs and a dislocated shoulder.