When Eugene (Arseface) walks in on Preacher trying to remove the shackle from his ankle, Eugene asks if it they should do the baptism again, to which Preacher says "you're too late Eugene" whilst the camera is behind him; the dialogue must have been re-recorded as it is spoken with Dominic Cooper's 'London' accent.
When the Preacher is handed the cappuccino, a change in shot goes from showing him holding the mug near his mouth to having the mug out of shot.
When the bathtub is filling up and Preacher is sitting on the toilet, the boom shadow is visible moving on the wall over his left shoulder.