Characters they love, care for and learn from.

Each one of them found its place in the BAU and the audiences hearts.

Some of them will even return for theParamount+ revival.

The ‘Criminal Minds’ agents standing in an elevator.

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Derek Morgan

Derek Morgan was everyones favorite muscle, tough yet caring character for eleven seasons.

Hotchner became a fan favorite for his behavior as chief, talent, and his love for his family.

Sadly, his wife died at the hands of an unsub.

Luke Alvez (Adam Rodriguez) on ‘Criminal Minds.'

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Her expertise, past, and personal life made her a well-rounded character that everyone loved to watch.

JJ is one of the characters who showed her personal life the most.

She stayed until the very end, making the show feel like home.

Tara Lewis (Aisha Tyler) on ‘Criminal Minds.'

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From the beginning, he was a fan-favorite character because he felt extremely real.

He was beyond smart, but relatable because he was dealing with issues members of the audience could understand.

Every position she occupied, she did with dignity and grace, making her a fan-favorite character.

Jason Gideon (Mandy Patinkin) on ‘Criminal Minds.'

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Each character brings something special to the show, and Prentiss did so by being the BAUs mother.

Her return for the revival is a huge deal for the fans.

He joined during Season 3 after Gideons exit and became everyones favorite Italian author with multiple ex-wives.

Derek Morgan (Shemar Moore) on ‘Criminal Minds.'

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Rossi made the BAU his family, cooking for them and hosting several important events at his house.

Throughout the seasons, fans get to learn about his past, his marriages, and his daughter.

He was always an important support for the team and a father figure to most of them.

Aaron Hotchner (Thomas Gibson) on ‘Criminal Minds.'

Image via CBS

Penelope Garcia

Penelope Garcia was without a doubt the heart and soul ofCriminal Mindsfor fifteen seasons.

NEXT:Ranking Of Best ‘Criminal Minds’ Episodes

Jennifer Jareau (A. J. Cook) on ‘Criminal Minds.'

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Spencer Reid (Matthew Gray Gubler) on ‘Criminal Minds.'

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Emily Prentiss (Paget Brewster) on ‘Criminal Minds.'

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David Rossi (Joe Mantegna) on ‘Criminal Minds.'

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Penelope Garcia (Kirsten Vangsness) on ‘Criminal Minds.'

Image via CBS

Criminal Minds