TV-MA | | Crime, Mystery, Sci-Fi
A Philadelphia police officer struggles with a lifelong obsession to track down a mysterious serial killer whose crimes defy explanation.
The device Rya uses for injecting the isotopes is actually a pneumatic air saw primarily used in the auto body repair industry.
You know, when I kill you, you'll never be able to kill anybody. One version of me won't have to chase you.
Rya: If you kill me now, the world as you know it will end in a very short time. And you have no idea what's coming.
Locke: You're not the only one trying ...
The scene is set in 1988, but there is a police chase scene around 22:27 with Crown Victorias that weren't made until the 1990s.