Ross Andru was an American comics artist and editor. He is best known for his work on The Amazing Spider-Man, Wonder Woman, The Flash, and The Metal Men, and for having co-created The Punisher. During Andru's long career he also worked on Sgt. Rock, the Suicide Squad features in the Brave and the Bold, Rip Hunter, Time Master and Sea Devils at DC. At Marvel Andru contributed to Marvel Feature (where he drew the 1st appearance of The Defenders) and Marvel Team-Up among others.
Richard "Dick" Giordano was an American comics artist and editor whose long and prosperous career included introducing Charlton Comics' "Action Heroes" stable of superheroes and serving as executive editor of DC Comics. He worked on a wide range of titles over the years, including Batman, Green Lantern/Green Arrow, Teen Titans, Aquaman, Wonder Woman, Action Comics among countless others. His style was very much in the Neal Adams mold, making him a popular go-to artist in the 70s and 80s.
Chuck Patton is a penciler who worked primarily for DC on titles like Steel, Justice League of America, Green Lantern and others, has done some work for Marvel and Eclipse and now works in animation for TV.