Guest Stars Keye Luke voices Various Hans Conried voices Various Alan Young voices Various Jerry Dexter voices Various Johnny Haymer voices Various Shepard Menkin voices Various Al Fann voices Various Anne Lockhart voices Various Janet Waldo voices Various Walker Edmiston voices Various Allan Melvin voices Various Alan Dinehart voices Various Michael Evans voices Various Dennis Marks voices Various William Woodson voices Various June Foray voices Various George DiCenzo voices Scott Summers / Cyclops Kathy Garver voices Ororo Munro / Storm Sally Julian voices Kitty Pryde / Sprite John Stephenson voices Colossus John Stephenson voices Thunderbird Uncredited Stan Jones voices Professor Xavier Stan Jones voices Nightcrawler Neil Ross voices Nathan Price / Cyberiad