Character mistake: When Lucius and Clavius get to the crucifixion, after the earthquake, Lucius says "Poseiden's unhappy." Poseiden is the name of the Greek god of the sea. The Roman god of the sea was Neptune. Lucius is a Roman, so he should've said "Neptune's unhappy."
Risen (2016)
1 character mistake
Directed by: Kevin Reynolds
Starring: Joseph Fiennes, Tom Felton, Cliff Curtis, Peter Firth, Maria Botto
Continuity mistake: When Lucius reports to Pilate after descending the staircase, the shots change, showing the staircase behind Lucius, columns (and no staircase), then back to the staircase again.