The Hydra - The stop motion hydra in the 1963 film Jason and the Argonauts; photos and a video clip. - http://theseventhvoyage.com/thehydra.htm
The Dragon - The stop motion dragon in the 1958 film The Seventh Voyage of Sinbad; photos and a video clip. - http://theseventhvoyage.com/thedragon.htm