[1][2] He was best known for playing Sgt Flint on the TV series Dixon of Dock Green, appearing in 253 episodes from 1955 to 1965.

[3] He also appeared with Dixon 's star Jack Warner in the 1949 film The Blue Lamp, which was also the film in which the character of PC George Dixon was created.

[4] As a writer, Rigby co-wrote the book (with Stanley Lupino), for the musical play So This is Love, which ran for 321 performances at the Winter Garden Theatre in London's West End in 1928.

[7][8] Rigby also co-wrote (with Stanley Brightman), the musical comedy Darling, I Love You, which ran for 147 performances at London's Gaiety Theatre in 1930, and was also later filmed as The Deputy Drummer (1935).

[9][10] He additionally supplied stories and scripts for the films Puppets of Fate (1933), Who's Your Father?, Trust the Navy (both 1935), and Hot News (1936).