Who'd want a friend like Mr. Marmalade? He drinks too much, is abusive, gets high on cocaine, and is never around when you need him. Still, he's the most important person in four-year-old Lucy's life -- even if he's only imaginary. Noah Haidle's dark comedy Mr. Marmalade has a terrific premise and some hilarious moments but, unfortunately, doesn't quite fulfill its potential.

Lucy (played by adult actress Mamie Gummer) is the only child of a single mother. She's used to being alone, but that doesn't mean she likes it. Mr. Marmalade (Michael C. Hall, best known as David Fisher on TV's Six Feet Under) is often too busy to visit her, and instead sends his personal assistant, Bradley (David Cos[...]