Who came back to haunt the team?

On The Rookie Season 4 Episode 5, Nolan was surprised by the sudden arrival.

The team also had to contend with a new street drug in LA that turned people into "zombies."

Zombie apocalypse alert!

Meanwhile, Chen set out to help her neighbor when it emerged that she was being scammed.

How did it all play out?

Watch The Rookie Season 4 Episode 5 Online

Use the video above to watch The Rookie online right here via TV Fanatic.

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Paul Dailly was an Associate Editor for TV Fanatic.Follow him on X.