David Ross (born 1945, Blackburn, Lancashire) is an English actor who has worked in theatre, cinema and television.His best-known roles include playing the first appearance of Kryten and the voice of the Talkie Toaster on the science fiction comedy series Red Dwarf, Elgin Sparrowhawk in the BBC sitcom The Green Green Grass, and as Mr. Sedley in a BBC serial adaptation of William Makepeace Thackeray's novel Vanity Fair (1998). He also played Mr.