This Picture Is Borderline Nightmare Fuel... No, I'm Serious! (Warning For Blood, And Body Horror)

Anyone know where the image come from? Il curiosité even if it can be NSFW

It's From A Movie Called "Wolf In Dudes Clothing" I Think It's A Horror/Comedy Movie, Judging By The Movie's Title Being Funny And The Horrific Image Of A Wolf's Snout Coming Out A Guy's Mouth

To Whoever Marked This NSFW... You Did The Right Thing, Because The Original Image Is So Horrifying...