what episode does jj come back in season 11
Criminal Minds (season 11) Jennifer Love Hewitt left the show because of her pregnancy, and her character Kate Callahan, handed in her resignation at the end of the season ten finale, due to her pregnancy and decision to devote the next year to her baby. It was announced that Aisha Tyler will replace Hewitt in a recurring role as Dr. Tara Lewis.[3] A.J. Cook revealed herself to be pregnant, and it was later revealed in the tenth season finale that her character Jennifer "JJ" Jareau was also pregnant. She did not appear in the first six episodes (except the season premiere).[4] Showrunner Erica Messer expressed her desire about bringing back old characters from previous seasons, including Spencer Reid's mother played by Jane Lynch.[5] Cook appears in the first episode "The Job" holding her sleeping baby Michael, played by Phoenix Andersen, her child in real life.[6]