Cold and Caring on Instagram: "Gremlins 2: The New Batch The creature in your latest photo is the Brain Gremlin from the 1990 movie Gremlins 2: The New Batch. Fun Fact In the film, this specific Gremlin gains the ability to speak and high-level intelligence after drinking a "brain hormone" formula in a research lab. To make the character feel sophisticated and witty, the filmmakers cast the legendary Broadway and film actor Tony Randall to provide his voice. Randall’s fast-talking, cultured deli