Importantly for film studies, Exeter has the Bill Douglas Centre which is an excellent resource absolutely full of books, documents, ephemera, and more. Much of it has not been properly catalogued yet, much less researched upon... meaning that if you use the resource, you can write some really excellent and original essays.
And if, after three/four years, the mood takes you, you will be in an excellent position to write a funder-friendly research proposal for your MA/PhD. So, conventional film studies degree aside, Exeter is an excellent place to study film if you want to get your hands dirty in an archive and do some actual historical research as well as writing criticism.
As for doss degrees, would you want to be employed by someone who didn't want to employ you because they considered your degree to have been a 'doss'? They wouldn't employ you if you told them that three years of their life had been a doss...