Do you want to compare Uncle Sam with Cannonball? Discover the powers, weakness & weapons of Uncle Sam and Cannonball from Uncle Sam Biography and Cannonball Biography. Find out all about Uncle Sam and Cannonball.# Check out how is Uncle Sam unique and distinct from Cannonball. Discover their love interest, sidekicks, family tree and the movies and games list in which Uncle Sam and Cannonball have appeared. Find out everything about them here!