The entire narrative of Oswald as soon as he left the Depository immediately after the assassination is only indicative of guilt. But the Texas Theater is perhaps the most damning because the evidence cannot be disputed and hence the absurd attempts at refutation.
Oswald was observed avoiding cops.
Oswald snuck into the Theater.
Oswald punched a police officer.
Oswald was carrying a revolver.
Oswald tried to use the revolver.
JohnM