Gorgo (1961)

Greedy sailors capture a giant lizard off the coast of Ireland and sell it to a London circus. Then its mother shows up.

Directed by: Eugène Lourié

Starring: Bill Travers, William Sylvester, Vincent Winter, Christopher Rhodes, Joseph O'Conor, Bruce Seton

Links: Metro-Goldwyn-Mayer, IMDb, Movie posters, Movie stills