Plot hole: Tyler jumps into the water, then grabs his mask and puts it on and begins swimming, but he fails to clear his mask by blowing the water out of it. Without clearing it, he wouldn't have been able to see a thing.
The Cave (2005)
1 plot hole
Directed by: Bruce Hunt
Starring: Lena Headey, Morris Chestnut, Cole Hauser, Piper Perabo, Eddie Cibrian
Continuity mistake: When Tyler is resuscitating Katherine he cuts and then rips her swim suit down to her belly button, but in the next shot when she is climbing up the cliff the cut is only up to her breast bone and has a zip on it.
Charlie: They fly! They freakin' fly.