Arthur Dent
Ford Prefect
Trillian
Zaphod Beeblebrox
Marvin (voice)
Questular Rontok
Slartibartfast
Jeltz (voice)
Humma Kavula
Deep Thought (voice)
Eddie the Computer (voice)
Narrator / The Guide (voice)
Marvin
The Whale (voice)
Pub Customer
Fook
Ghostly Image
Reporter
Kwaltz (voice)
Mr. Prosser
Barman
Bulldozer Driver
Lunkwill
Vogon Interpreter (voice)
Additional Vogon Voices
Creature Performer
Vogon Soldier
Deep Thought Technician (uncredited)
Gag Halfrunt (uncredited)
Pall Bearer (uncredited)