| Guy de Glastonbury | |
|---|---|
 Guy de Glastonbury | |
| Nationality | British |
| Occupation | Murderer |
| First appearance | "The Black Seal" |
| Last appearance | "The Black Seal" |
| Episode count | 1 Episode |
| Played by | Patrick Malahide |
Guy de Glastonbury (played by Patrick Malahide), was a member of The Black Seal. He would hold up carts and take the occupant's money and life. Together with the other members of The Black Seal, de Glatonbury turned on Prince Edmund, and was poisoned by Baldrick and Percy.