You will need to get Samuels marriage certificate which will give fathers name and occupation. There are various Samuel Fletchers on the 1841 census, so its hard to determine which one he is.
<----- www.familyhistory.uk.com FHUK member researching ancestor names: ----->
Allen Ames Bullock Davies James Kite Simpson Peart Jones Jones Jones Knight Player Sincock Parsons
Theres always someone somewhere who knows something