Continuity: When Mr. McGuire is shot, he falls down, and Shannon's spoons spill out all over the ground. In an overhead shot, all the spoons are snatched up by bystanders, but then it cuts to a ground-level shot, and they're back on the ground, getting snatched up again.

Factual error: When Nicole Kidman and Tom Cruise arrive in America, the year is 1892, but the flags being passed out at the pier have 50 stars on them. In 1892, there were 44 states.

Continuity: After Shannon has been shot and Joseph takes her to her parents' house, he lays her on a chair in the living room. First she is facing the wall, in the next shot she is lying flat, then she is facing the opposite wall.

Continuity: When Shannon falls off the horse into the water, near the end of the film, in shots of her immediately afterwards, her hair and clothes are surprisingly dry for someone who has just plunged top to toe into a river.

Revealing: When Shannon is playing the band music on the piano at the beginning, the movements of her hands don't match the notes heard.

Continuity: Near the end of the movie when Shannon is comforting Joseph who has been injured after falling off his horse, her hand is on his face in one shot and then from the other angle it isn't, this problem continues throughout the scene.

Continuity: In addition to the poor blood makeup on Shannon's face (where the blood looks like it's starting to dry,) she starts wiping it off with her handkerchief, and despite not having soap, water, or a mirror, she manages to get every speck off in just a few seconds.

Other: They are supposed to be in Oklahoma for the land run, but the terrain is nothing like that portion of Oklahoma! You can see the mountains in the distance.

Continuity: When Joseph and Shannon go to see the Irish ward boss (Colm Meany) Shannon is squirted with blood from the boxing match. In the following shots she has the worst looking painted on blood splatter I have ever seen.