"Criminal Minds" season 10 spoilers hint of David Rossi's second wife making an appearance as Jennifer Love-Hewitt fits right in with the BAU team in the new promo poster.

Michael Ausiello of TVLine teased "Criminal Minds" season 10 spoilers as he wrote that David Rossi's second wife will be seen in the ninth episode in a flashback scene when it was still 1994. However, he has no details yet on the significance of her appearance.

In the same episode, according to the "Criminal Minds" season 10 spoilers, a female unsub will be introduced whom TVLine described as "Patrick Bateman's twin sister" for her penchant to kill people without compunction.

"The character is described as a successful, extremely attractive thirtysomething career woman who is impulsive, emotional and prone to sudden rages," the site said.

Meanwhile, a new promo poster featuring the whole cast was released, this time with a new addition: Jennifer Love-Hewitt.

According to Digital Spy, Jennifer Love-Hewitt, 35, will replace Jeanne Tripplehorn, who played Dr. Alex Blake, who also replaced Paget Brewster (Emily Prentiss) two years ago.

Executive producer Erica Messer told the site, "We're thrilled to introduce a new special agent by adding the very talented Jennifer Love Hewitt to our amazing cast."

"Many of us on the show have enjoyed working with her over the years and look forward to again. We have exciting storylines planned for her character and the entire BAU team as we head into our 10th season," she added.

Earlier, Messer said that Alex Blake will have a proper closure on the series, said Guardian LV.

Alex Blake was played beautifully by Jeanne Tripplehorn and fans have come to love the character. But Messer said that her character will retire from the FBI is will now be teaching full-time on how recruits profile a criminal to become future members of the Behavioral Analysis Unit.