Continuity mistake: In the restaurant, Deeds pushes the opera singer into a table. Between shots the mess around the table changes. In a closeup, there's plates of food/cake surrounding the table that weren't there in the previous wideshot, and the cloth and broken table changes too. (00:33:35)
Continuity mistake: When Deeds is talking to the pilot of the helicopter about football teams, you can see them start to fly over a bridge, then two cuts later, they fly over the same bridge.
Continuity mistake: When Emilio finds out he is the rightful heir to $40 billion, he is standing at a wooden lectern, and he says to Deeds "And you, Long-Long-Longfellow..." and there is a shot of Emilio from behind, and there is nothing resting on the lectern, yet in the following wideshot, a gavel is laying on the lectern. (01:24:35)
Continuity mistake: When Chuck and Anderson first arrive at Mandrake Falls, Murph approaches them asking "Are you Guys lost?" After he asks this, between shots, the way Chuck's scarf is hanginag round his neck keeps changes. In one wideshot most of the purple side of the scarf is showing, yet in the next shot the red side of the scarf is only showing and the purple is all hidden etc. (00:05:10)
Continuity mistake: When deeds saves babe from the lake when he punches a hole in the ice the hole is not big enough for her to get out but then it cuts away and back and it is suddenly larger.
Continuity mistake: At the beginning, when Chuck enters the boardroom asking about the heir, Anderson is sitting at the big table, with loads of papers in front of him. A blue pen laying on top of the papers, yet between shots the pen magically moves underneath one of the pieces of paper. (00:03:25)
Continuity mistake: When Adam Sandler beats the supposed mugger, he and Winona Ryder step over the mugger's body, but then stop to talk. The shot then shifts from the two talking (with no one behind them), to the mugger (who is behind them), back to Sandler and Ryder talking again (with no one behind them).
Continuity mistake: In the Pizza shop, When Pam kicks Jan in the stomach, Jan goes flying and hits a table, and then slides off the table on the floor. In the following closeup, Jan is lying on the table, and pieces of broken wood also appear around her which weren't previously there. (01:11:30)