High-definition screenshot from an animated film featuring a horde of zombies, crafted in a 3D, CGI style. The scene conveys a sense of horror, utilizing a dark color palette with an emphasis on contrasting shadows and foreboding highlights, infused with cinematic lighting to enhance the eerie atmosphere. Subtle, vibrant tones are interspersed to accentuate key elements, adding depth and a touch of surrealism to the composition.