Hadley Kay (born February 22, 1969) is a Canadian-born voice actor and actor who appeared in the first two Care Bears movies: as the voice of teenage magician Nicholas Cherrywood in The Care Bears Movie; and as the villain Dark Heart in Care Bears Movie II: A New Generation. He also voiced P.C. Popple in the first season of Popples.
At age six, he was already a veteran stage performer. He made his film debut opposite Bill Murray in the 1979 comedy, Meatballs.
Kay also appeared in Superman II (as a young boy who takes a near-fatal plunge at Niagara Falls but is caught by the Man of Steel), the Star Wars-based animated series Ewoks, Inspector Gadget, Beverly Hills Teens (as surfer-dude Radley), and the earlier The Raccoons specials (as Tommy; he guest-voiced "Bix Wheelie" in season 3).
Kay was the first voice actor to provide the voice of Scooby-Doo, following the death of Don Messick. Hadley voiced Scooby in 1997 in the Johnny Bravo episodes "Bravo-Dooby-Doo" and "'Twas the Night" and in some commercials.
His other television credits include guest appearances in The Littlest Hobo (the 2-part episode, "The Five Labours of Hercules" in 1983), Bizarre, and Kung Fu: The Legend Continues.
Currently, he is the voice of Nurzak in the popular anime series, Bakugan: Gundalian Invaders.
He played not one but five roles – Razenoid, Radizen, Roxtor, Stronk, and Mandibor – in Bakugan: Mechtanium Surge.