Francis is shown part way down the roof line when he picks up the bird, but without walking any further, he is at the end of the roof when he lets it go.
HH Pope Innocent III is depicted with a full beard; however, there are several contemporary portraits that show that he was clean shaven.
The film has the bishop of Assisi sending men to burn down Francis" chapel out of resentment that everyone is going to Francis. The historical bishop, Guido of Assisi, was a friend and advocate of Francis and his community from the beginning.