Plot hole: Episode 1: All passengers on cruise ships have a passenger card with their name and cabin number imprinted. They are not just identical key cards like in hotels.
The Event (2010)
1 plot hole in show generally - chronological order
Starring: Jason Ritter, Sarah Roemer, Ian Anthony Dale, Zeljko Ivanek
I Haven't Told You Everything - S1-E1
Continuity mistake: In the first episode, the pilot of the plane's shoulder rank changes from stars to stripes, back and forth, repeatedly from scene to scene.