Frankie Howerd as Lurcio Max Adrian as Senator Ludricus Sextus (Series 1) Wallas Eaton as Senator Ludicrus Sextus (Series 2) Elizabeth Larner as Ammonia Sextus Kerry Gardner as Nausius Sextus Georgina Moon as Erotica Sextus Walter Horsburgh as Plautus (Pilot only) Willie Rushton as Plautus, philosopher in the clouds Jeanne Mockford as Senna the Soothsayer Written by Talbot Rothwell Produced by:- Michael Mills (Pilot only) David Croft (Series 1) Sydney Lotterby (Series 2) Directed by:- David Croft (Series 1) Sydney Lotterby (Series 2)