Film is called The Reckoning. Blurb from IMDB: A priest on the lam takes up with a traveling band of actors, who then discover a murder has occurred and try to solve it by recreating the crime in a play.
The film alludes to the evolution of the theatre arts from what was strictly Biblical morality plays in the period to dramas based on real or non-Biblical fictional subjects.
Paul Bettany ... Nicholas
Marián Aguilera ... Nicholas' Lover
Trevor Steedman ... Jealous Husband
Simon McBurney ... Stephen
Tom Hardy ... Straw
Brian Cox ... Tobias
Willem Dafoe ... Martin
Gina McKee ... Sarah
Fantastic, a mediaeval mystery up there with The Name of the Rose, My Name is Red and, if you muster all the Cadfaels together to count as one entrant, that too.
5* Sacred Hunger
5* Morality Play
4* Stone Virgin
3* The Hide