Crime shows have captivated audiences around the world for many decades.

Their success relies on how good the storylines are, and the detective who leads the cases.

Becoming Captain Benson and a mom, accomplishing some of her biggest dreams.

Catherine Willows and Sara Sidle on ‘CSI.'

Giddish will exit the show after twelve seasonswhen Season 24 premieres.

It will be hard to see her go, but there are plenty of memories to remember her by.

She was charming and loving, but extremely talented and full of knowledge.

Olivia Benson (Mariska Hargitay) on ‘Law & Order: SVU.'

Image via NBC

Her personal life (her children and her past) made her more relatable to the audience.

The combination of both activities is what made her a great team member.

Beckett went from a homicide detective to captain of the NYPD 12th Precinct.

Amanda Rollins (Kelli Giddish) on ‘Law & Order: SVU.'

At the beginning, it was believed she was an informant who was trying to bring down the lab.

After this hiccup, she became a valuable member of the team and loved by the audience.

Amy Santiago

Not many crime shows rely on comedy, butBrooklyn Nine-Nineproved it was possible.

Jo Danville (Sela Ward) on ‘CSI: NY.'

Although Santiago ended the show as Chief, she spent the majority of the seasons looking for a mentor.

Her admiration for Captain Holt (Andre Braugher) created one of the best dynamics on the show.

Her competitive streak led to her incredible marriage to Jake Peralta (Andy Samberg), a fan-favorite ship.

Lindsay Messer (Anna Belknap) on ‘CSI:NY.'

Although she is an FBI agent and M.D.

with a background in hard science, she is considered one of the best detectives in TV history.

After Season 12, Willows appeared in Season 14, leaving fans wanting more.

Kate Beckett (Stana Katic) hiding against a wall on ‘Castle.'

Image via ABC

Natalia Boa Vista (Eva LaRue) on ‘CSI: Miami.'

Image via CBS

Amy Santiago (Melissa Fumero) on ‘Brooklyn Nine-Nine.'

Image via NBC

Dana Scully (Gillian Anderson) on ‘The X-Files.'

Catherine Willows (Marg Helgenberger) on ‘CSI.'

Image via CBS

Law and Order: SVU