The War With Grandpa
starring Robert De Niro, Uma Thurman, Rob Riggle, Oakes Fegley, Laura Marano, Jane Seymour, Cheech Marin and Christopher Walken
screenplay by Tom J. Astle and Matt Ember
directed by Tim Hill
Rating: ♦♦♦◊◊
Based on the book The War With Grandpa by Robert Kimmel Smith (Yearling Books, 1984), this film is a light family comedy. After Grandpa Ed comes to live with his daughter’s family, Ed’s seriously mentally ill and psychotic pre-teen grandson, Peter, tries to murder him. But everything works out in the end.