 Numerous artists worked on the series as well , such as John Ridgway ( the original series artist ) , Simon <unk> , Mark Buckingham , Richard <unk> , Steve Dillon , Marcelo <unk> , Jock , David Lloyd , Leonardo <unk> , and Sean Phillips . Cover artists included Dave McKean ( who designed the first run of the series ' covers ) , Tim Bradstreet ( who designed the most ) , Glenn <unk> , Kent Williams , David Lloyd , and Sean Phillips . 
