Deep Thought — The Hitchhiker's Guide to the Galaxy Character Profile

About Deep Thought

The ancient supercomputer famous for calculating the Answer 42. On Magrathea, it reveals to Zaphod's group that its creators built Earth as the next machine specifically designed to discover the Ultimate Question.

Character Facts

Played by

Helen Mirren

Appears in

The Hitchhiker's Guide to the Galaxy (2005)

Role

Supporting

More characters from The Hitchhiker's Guide to the Galaxy

• Arthur Dent (Martin Freeman)
• Ford Prefect (Yasiin Bey)
• Trillian (Zooey Deschanel)
• Zaphod Beeblebrox (Sam Rockwell)
• Eddie the Computer (voice) (Thomas Lennon)
• Marvin (Alan Rickman)
• Slartibartfast (Bill Nighy)
• Kwaltz (voice) (Ian McNeice)
• Reporter (Kelly Macdonald)
• Questular Rontok (Anna Chancellor)
• Narrator / The Guide (voice) (Stephen Fry)
• Marvin (Warwick Davis)