Feds didn't make it past its first season, its characters have left an unforgettable mark on the main series. The integration ...

The Rookie is still going strong, but The Rookie: Feds was not able to make the grade. The anticipated spinoff was canceled ...

The Rookie: Feds might not have gone past the first season, but the show's characters have had a long-lasting impact on the flagship series. Characters from the spin-off have occasionally dropped ...