Cryptic Killers: Murder in Miami

It's 1985, and Miami is being terrorized by a serial killer dubbed the "Miami Madman." Craig Flint, the star of the popular TV series "Florida Squad," has just been discovered dead in his car with the Killer's distinctive mark cut into his chest. This might be our golden opportunity to apprehend the Miami Madman and halt their murderous rampage. 

All relevant evidence has been gathered for you. 

Your task is to identify Craig's murderer regardless of whether it's the Miami Madman or not. Your mission is simple: 

Eliminate as many of the suspects as possible, so that we can find the killer (or killers) and bring them to justice.