Arsenic and Old Lace (1944)

On his wedding day, a drama critic discovers that his beloved maiden aunts are homicidal maniacs, and insanity runs in his family. As he tries to sort out the chaos, more mayhem ensues. This dark comedy brilliantly combines screwball antics with macabre twists. A delightful romp for those who enjoy clever dialogue and quirky, suspenseful plots.