Campbell, who played Tammy Metzler in the 1999 film about three high school students running for student body president, died "suddenly and unexpectedly" at home on December 29, according to her professional website.
Campbell had retired from her acting career to become a naturopathic physician.
Sarah says Jessica went to the bathroom but never came out, and when her aunt went to check on her. she found her collapsed on the floor.
She played Chris' younger sister in the popular film. To get revenge, Campbell's character runs against him for class president. We're told the aunt tried to revive her but couldn't, and neither could EMTs when they arrived.
A GoFundMe page set up to cover the cost of her funeral revealed that she has left behind a 10-year-old son, Oliver.
Apatow shared on Twitter that some of his "favorite memories of making Freaks and Geeks are of watching Jessica Campbell and @sethrogen figure their relationship out in improvisations", as she played tuba player Amy Andrews, a love of interest of Rogen's Ken Miller for two episodes in 2000. "She could always be counted on as the instigator of, or at the very least a willing accomplice to, various forms of mischief and hijinks". Campbell's Election co-star Reese Witherspoon penned an emotional tweet honoring her.
"So heart broken to hear this".
Actress Jessica Campbell, best known from the 1999 film Election, has died suddenly aged 38. "I'm sending all my love to Jessica's family and loved ones".
Our thoughts go out to Jessica Campbell's family during this time.