Isle of the Snake People is one of four low-budget Mexican horror films Karloff made in a package deal with Mexican producer Luis Enrique Vergara, the others being The Incredible Invasion, The Fear Chamber, and House of Evil.
During the two decades that Vergara wrote and produced films he worked with many actors and actress that included, Susana Dosamantes, Macaria, Altia Michel, Isela Vega, John Carradine, and Boris Karloff.
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Bill Warren, the science-fiction historian, was on the set during the filming; he reported that Vergara forced the director of the American sequences Jack Hill to tie down with a rope “an early portable video camera to the top of the 35mm Mitchell he was using as his principal camera.”
The Incredible Invasion is one of four low-budget Mexican horror films Karloff made in a package deal with Mexican producer Luis Enrique Vergara.
Jorge Luis Borges | Luis Miguel | Luis Buñuel | Enrique Iglesias | C.D. Luis Ángel Firpo | Tomás Luis de Victoria | San Luis Potosí | San Luis | San Luis Obispo, California | Luis Ángel Firpo | Luis | San Luis, Argentina | José Luis Rodríguez Zapatero | Luis Muñoz Marín | Luís Figo | Enrique Chagoya | Luis Suárez | Luis Muñoz Marín International Airport | Luis Fortuño | Luis Brandoni | Juan Luis Guerra | Enrique Peñalosa | San Luis Potosí, San Luis Potosí | San Luis Obispo | Luis Manzano | Luís de Camões | José Luis Chilavert | Enrique Guzmán | The Bridge of San Luis Rey | Sofía Vergara |