Ryan Cartwright plays Prudence's lovable, delightfully geeky and charming assistant, NIGEL FORSYTHE III, whose technical expertise and clever insights help uncover clues and evidence that are instrumental in solving this murder mystery.

Ryan Cartwright (born 14 March 1981) is a British actor.

A variety of notable television work includes: Seriously Weird, Hardware, Donavan, Look Around You, All About Me and The Grimleys. His brother is actor Che Cartwright