Toby Longworth is an actor who played both Prostetnic Vogon Jeltz and Bowerick Wowbagger in The Hitchhiker's Guide to the Galaxy (radio series). He has appeared in various roles in film, radio, television, and one game.
- Tertiary Phase - Fit the Thirteenth and Fit the Eighteenth (as Wowbagger).
- Quandary Phase - Fit the Nineteenth and Fit the Twenty-First (as Jeltz).
- Quintessential Phase - Fit the Twenty-Fifth and Fit the Twenty-Sixth (as Wowbagger and Jeltz).
- Hexagonal Phase - (as Wowbagger and Jeltz).