'Allo 'Allo! who did not appear in the reunion at all (where the actor or actress who played the character originally was then alive) were Private Helga Geerhart (played by Kim Hartman) and Herr Engelbert von Smallhausen (played by John Louis Mansi). Jeremy Lloyd wrote the new material. At the end of each show, in common with "Dad's Army", "Are You Being Served?", "It Ain't Half Hot Mum" and "Hi-de-Hi!", the end credits begin with the caption "You have been watching (in order of appearance)", followed by a short vignette shot of each of the main characters with the actor's name displayed
John D. Collins John D. Collins John Christopher Dixon (born 2 December 1942, London), billed as John D. Collins, is an English actor and narrator, perhaps best known for appearing in the BBC sitcom "'Allo 'Allo!" in which he played Flt. Lt. Fairfax, a stranded British airman in occupied France during World War II. He is the actor to have been cast most frequently in writer/producer David Croft's hit sitcoms: a total of six different series and ten characters. Collins won the Ivor Novello and Robert Donat Scholarships to RADA. After graduating he went on to run the Summer Theatre at Frinton-on-Sea, Essex