David Ross (born 19 January 1945) is an English actor who has worked in theatre, cinema and television. His best-known roles include playing the first Kryten and the second Talkie Toaster in science-fiction comedy Red Dwarf, Elgin Sparrowhawk in the BBC One sitcom The Green Green Grass, and as Mr. Sedley in a 1998 serial adaptation of William Makepeace Thackeray's novel Vanity Fair. In 1991, Ross appeared in a second major Bleasdale drama series, G.B.H.. He has also appeared in Doc Martin and in the final episode of the long-running comedy series Last of the Summer Wine (2010).