Revealing mistake: Season 4, episode 21: "Dead Air". At the start, when Horatio looks at the call details, it very clearly reads "no sim card inserted" at the top of the screen. Quite hard for the accidental recipient of the call to have a working phone without a sim card...
CSI: Miami (2002)
1 mistake in Dead Air
Lt. Horatio Caine: You're evil, you enjoy death, and I hope you enjoy your own.
More trivia for CSI: Miami
Question: In one episode, Delko is seen driving away from a deal gone wrong and Delko's informant is seen with him. Delko says that he doesn't feel good and passes out from blood loss causing the informant to call for 911. What episode is this and why was his informant arrested?