Continuity mistake: During the scene where Roy is caddying for Dave Simms, Phil Mickelson hits a shot to the green. Roy says, "He's on the green - in good shape too". However, when Roy's ball lands on the green, Phil's ball is nowhere to be seen.
Continuity mistake: At the beginning of the movie, Roy has just finished practising and is standing next to his golf bag holding a bottle of beer. He is not wearing a golf glove. However, as he is walking back to the 'clubhouse' he is seen removing a golf glove, with his mouth, from his left hand.
Continuity mistake: During the first competition when Roy is caddying for David Sims we see Roy offer David the 3 Wood. When David refuses they have a discussion. Watch as you see Roy holding the club in his left hand lower the club down holding it in his hand. Right after the discussion we see Roy then once again pull the 3 Wood from the bag and again offer it to David.
Continuity mistake: When Roy is lying on the sofa whilst talking on the phone to his ex-girlfriend, the telephone disappears. At the end of the call he puts the telephone on his chest, but the telephone is not there in the next shot.
Continuity mistake: Nearing the end of the movie, Craig Stadler approaches Molly and asks for a card or two. He has his sunglasses on his head, if you look at his hair, in the first shot its swept down to the side. In the next shot a portion is hanging between the glasses against his forehead. In the following shot as he walks away, his hair is back to sweeping to the side.
Continuity mistake: When David first comes to visit Roy he tells him that his tournament has a half million dollar purse. Later at the tournament, Peter Costas says it is a $250,000 purse.
Continuity mistake: When Roy is playing 3rd round, TV personnel are saying "cut to 18". On the TV monitor it displays Sims as the leader tied with Jacobsen at 5 under par, and also shows 2nd round. When the camera shows Roy again, his score card displays him at 7 under par, and Cook at 2 under par.