
I have dug out some info from the IGI, which could well be your Thomas, his first wife Hannah & children, and his second wife Eliza & son.
Marriage of Thomas
MORRIS & Hannah
CHURCH8 Sep 1808, Elstow, Beds (Elstow is only 2 miles from Kempston)
Bapt. of children to Thomas
Morris & Hannah
Church at Elstow, Beds
Mary 19 Mar 1809
Sarah 7 Oct 1810
Bapt. Of children to Thomas
Morris & Hannah ? at All Saints, Kempston, Beds
William 26 Mar 1815
Ann 29 Nov 1816 ]
Elizabeth 29 Nov 1816 ] Twins
Jane 3 Jun 1821
Thomas 2 Apr 1826
Emily 4 May 1828
John 9 Feb 1830
Marriage of Thomas
MORRIS and Eliza
(FOLKES) (b.1827, Kempston), 8 Feb 1849, All Saints, Kempston, Beds
Bapt of child to Thomas Morris & Eliza ? at All Saints, Kempston, Beds
James 24 July 1849
I couldn't find the death of a Hannah Morris, but, obviously, it would have been between 1830-1849