The Hitchhiker's Guide to the Galaxy (film)/Trivia
- Retroactive Recognition: The four leads are Martin Freeman, Mos Def, Zooey Deschanel, and Sam Rockwell (the Genre Savvy Red Shirt from Galaxy Quest.) We later see John Malkovich and Victor/Davy Jones
- Shaun's Dad and Rufus Scrimgeour are Slartibartfast!
- The TV version's Arthur Dent as the recorded message from Magrathea.
- Hey, It's That Voice!: Marvin has the same voice as the Metatron and Hans Gruber and Snape. The Guide is voiced by Stephen Fry. Deep Thought is voiced by Helen Mirren.
- Bill Bailey as The Whale.