Source : "Fictional character: The Riddler". "Batman/ A Riddle a Day Keeps the Riddler Away", www.imdb.com. 1966.
Frank Gorshin
Adam West
Actor
Burgess Meredith
Actor
Burt Ward
Television actor
Cesar Romero
Actor
John Astin
Actor
Julie Newmar
Film actress
Lee Meriwether
Film actress
Rich Little
Impressionist
Yvonne Craig
Ballet Dancer