'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
'Allo 'Allo! and the Resistance reflects a comic version of Rick from "Casablanca" (as well as directly matching the proprietor of the café in "Secret Army"). Two of the BBC's earlier wartime-based comedies – "Dad's Army" and "It Ain't Half Hot Mum" – were also written by David Croft in partnership with Jimmy Perry. Several actors from "'Allo 'Allo!" also appeared in these series: Carmen Silvera, Rose Hill, Jack Haig, Joy Allen, Michael Stainton, Robert Aldous, John Leeson, John D. Collins and Robin Parkinson in "Dad's Army", and Robin Parkinson, Gorden Kaye, John D. Collins, Iain Rattray and Eric Dodson in "It