From Genuki
The Somerset & Dorset Family History Society has a "number of official Projects which aim to collect, transcribe and make available data which will be of assistance to members and other researchers engaged in studies of family history"
The Society's volunteers can search any of all of these databases, research charges apply, these projects include;
Indexes to the Parish files held at their Family History Centre: Somerset
Somerset Baptisms, the first baptism is 1538 and the latest 1996, but the majority cover the period approximately 1700-1812.
Somerset & Dorset Marriages, pre-1754 and 1754-1837
Somerset & Dorset Burials
Monumental transcriptions
https://www.genuki.org.uk/big/eng/SOM#ChurchRecords