Grim & Evil premiere date The new Cartoon Cartoon, Grim & Evil is scheduled to premiere August 24th at 8:00 p.m. Grim & Evil features the two cartoons The Grim Adventures of Billy & Mandy and Evil Con Carne from Maxwell Atoms. The former was Cartoon Network's Big Pick winner last year and will be featured weekly on the network. Last year’s contest drew about 300,000 votes. Cartoon Network has ordered thirteen episodes of Grim & Evil.