The chemistry between Eddie Peng and his canine co-star led to Peng adopting the dog. Photo / supplied The Un Certain Regard prize at Cannes, which recognises emerging talent and innovative ...

Eddie Peng, the star of “Unbeatable,” tells the WSJ’s Dean Napolitano about how he got into shape—and what foods he had to avoid—to play a fighter in the mixed-martial-arts movie.