In the beginning of the movie, Handsome Harry shoots a hole in his hat to give the kid a scare. He comments that it is his only hat. In the rest of the movie, that same hat does not have a hole in it.
When Bess and Harry are playing poker in the hotel room, Bess is holding 6 cards in her hand, not 5. Then she puts her cards down and says, "Full house!"
Harry H. Holland aka Handsome Harry Holland: Now my old man used to say, "When you see a whole lot of people gathered together, lead them in song... or stay the hell away from them!"
Harry H. Holland aka Handsome Harry Holland: It won't be the first time a lawman holed me in the back, Sheriff, but I always get one or two shots off... in acknowledgement, you might say.