The closest match on www.rootsireland.ie/ for James McGinley born 1843 in Derry is 2 baptisms in 1841 (could be the same one twice)
rootsireland charges to view the full record so you would need to purchase some credit with them
It SHOULD give you the fther's name and sometimes has both
I went through the parishes and found that both records were from Long Tower R C so no need to buy both.
I couldn't find the marriage record on rootsireland