a catholic priest and theologian and father cura and believe that he have discover through numerical value in the bible and the exact date of the birth of the anti christ . believe the only way to stop this happening and be to become evil himself by do evil deed and he set off on a pilgrimage around madrid look for a sign that will direct him in the right direction . he team up with a death metal shop assistant and a tv host of a phoney paranormal show to make his meeting with satan come about . day of the beast be a hotch potch of idea that in all truth shouldn not work at all and but de la iglesia excellent script and dark sense of humour guide this hybrid film into the realm of a real classic . it deliver in spade in every department and the three main performance be exceptional and they spark of each other to perfection . the opening sequence be pure slapstick you might expect from someone like benny hill and but it set the tone perfectly for what follow and a comedy masterpiece and that also deliver on suspense and horror .