Continuity mistake: After Blackbird has been hit in the face by the custard pie, when she walks toward Tim the amount of pie on her face changes between shots.
Continuity mistake: In the water skiing sequence when Lionel is skiing the skis are separate. After Lionel has finished and Tim has a go he gets on the same skis but when he comes out of the water they are now joined together as one unit.
Continuity mistake: When Tim is talking to Fred when Fred is trying to control the kids, the girl in the red and white stripped skirt and blue top is behind Tim, the angle changes and she is standing by a hut that is behind Fred - another angle change and she is back behind Tim.
Continuity mistake: When Glad comes to see Tim in his chalet, the position of the open door of the chalet changes between shots.
Continuity mistake: When Sid and Tim are unblocking the sink in the chalet, the hosepipe on the ground outside the chalet changes position between shots.
Continuity mistake: When Alberto Smarmi first appears he is mobbed by four women who change position between shots.