Mantegna joined in season 3 as senior profiler and author David Rossi and remained a central figure through Evolution season 19.

His long pre-series career included Glengarry Glen Ross, House of Games, The Godfather Part III, and voice work as Fat Tony on The Simpsons. Paramount+ listed him among the 2026 regular cast.

Cook began as communications liaison Jennifer Jareau, called JJ, and later returned as a profiler with expanded operational responsibilities.

She has appeared in nearly every era of the franchise and was a season 19 regular in 2026. Earlier screen work included The Virgin Suicides, Final Destination 2, and Higher Ground.

Brewster joined in season 2 as Emily Prentiss, left the regular cast after season 7, returned as a guest, and rejoined full time before the original run ended.

Evolution places Prentiss in senior BAU leadership, and Brewster remained a 2026 regular. Her comedy and voice credits include Community, DuckTales, and Birdgirl.

Vangsness has played technical analyst Penelope Garcia since season 1, turning an initially limited appearance into one of the franchise's longest tenures.

She also co-wrote several original-run episodes and continued as a season 19 regular. Outside the series, her public work has included theater, writing, and the spinoffs Suspect Behavior and Beyond Borders.

Tyler entered in season 11 as forensic psychologist Tara Lewis and continued into the Evolution ensemble, where Paramount+ listed her for season 19. Her broader public career spans acting, directing, hosting, stand-up, and voice performance, including Archer, Whose Line Is It Anyway?, Friends, and feature directing on Axis.

Aisha Tyler — Tara Lewis is one of the hj featured in this gallery.

Rodriguez joined in season 12 as Luke Alvez, an agent whose tracking background broadened the post-Morgan team. He remained in the Evolution lineup and was included in the official season 19 cast.

Before Criminal Minds he spent a decade on CSI: Miami and appeared in Magic Mike, Jane the Virgin, and Penny Dreadful: City of Angels.

Gilford joined the continuation as Elias Voit, a recurring adversarial presence whose story extends across multiple Evolution seasons.

Paramount+ listed Gilford among the season 19 stars in 2026. Earlier credits include Friday Night Lights, The Purge: Anarchy, Good Girls, Midnight Mass, and The Fall of the House of Usher.

Hatanaka entered Evolution as Tyler Green, a former military intelligence figure drawn into the BAU's continuing investigation. By season 19, Paramount+ included him in the main cast.

His prior public television credits include When Hope Calls, Nancy Drew, and guest work across American and Canadian productions, plus stage training and performance.

Patinkin played founding profiler Jason Gideon during seasons 1 through 3. He arrived with a Tony-winning musical-theater career and screen roles in The Princess Bride and Chicago Hope.

After Criminal Minds he led Homeland as Saul Berenson and continued concerts, stage work, and screen appearances; he was not listed as a 2026 Evolution regular.

Gibson portrayed supervisory special agent Aaron Hotchner from the 2005 premiere into season 12.

Viewers already knew him from Dharma & Greg and Chicago Hope, two series that showed comedy and medical-drama range before the BAU role. He was not part of Paramount+'s announced season 19 regular cast as of August 2026.

Moore played profiler Derek Morgan from seasons 1 through 11, later making guest returns.

, which concluded its television run in 2025. He was not among the regulars Paramount+ named for Evolution season 19.

Gubler played highly knowledgeable profiler Spencer Reid throughout the original 15-season run, while also directing multiple episodes.

His public credits include the Alvin and the Chipmunks films, the voice of Simon, independent movies, and the illustrated book Rumple Buttercup. He was not listed as an Evolution season 19 regular in 2026.

Hewitt joined season 10 as profiler Kate Callahan and departed after that season. She came to the role after Party of Five, I Know What You Did Last Summer, Ghost Whisperer, and The Client List.

She later became a long-running member of the 9-1-1 ensemble as emergency dispatcher Maddie Buckley.

Tripplehorn played linguistics specialist Alex Blake during seasons 8 and 9. Her film career was already established through Basic Instinct, The Firm, and Waterworld, and she later worked in Big Love.

After Criminal Minds, public credits included Mrs. America, The Gilded Age, and The Terminal List, moving among period and contemporary ensembles.

Henney first played Matt Simmons on the spinoff Beyond Borders, then joined the main series for seasons 13 through 15.

His international career includes Korean film and television, X-Men Origins: Wolverine, Big Hero 6, and The Wheel of Time. He was not named in Paramount+'s season 19 regular lineup as of the methodology date.