simon james greenall (born 3 january 1958) is an english actor, producer, writer and voice actor. he portrayed michael in the bbc television series "i am alan partridge", as well as in "alan partridge: alpha papa", the caretaker in the cbbc game show "trapped!", richard in "lucy sullivan is getting married" and various roles in television comedies such as "harry enfield &amp; chums", "armstrong and miller", "alas smith &amp; jones", "the impressions show with culshaw and stephenson" and "benidorm".