Robert Carradine's cause of death was shared by his family days after the 71-year-old died. They say they want to ease the stigma around mental illness. (AP Photo) ...

Lizzie McGuire” star Hilary Duff is mourning the loss of her on-screen father, Robert Carradine, who died by suicide after battling bipolar disorder for nearly two decades.

It’s hard to face this reality about an old friend,” the actress wrote via Instagram on Monday in a touching tribute to the ...

Hilary Duff and Jake Thomas paid tribute to their late 'Lizzie McGuire' costar Robert Carradine following his death at age 71 ...

Lizzie McGuire's Hallie Todd broke her silence on costar Robert Carradine's death after his battle with bipolar disorder ...

Actor Robert Carradine has died at 71. Robert played quirky and lovable dad Sam McGuire on “Lizzie McGuire,” which aired on Disney Channel from 2001 to 2004. He was also known for his role as Lewis ...

This one hurts,” Lizzie McGuire star Hilary Duff wrote on social media. “It’s really hard to face this reality about an old ...

Robert Carradine’s family and co-stars pay tribute as fans reflect on his enduring film and television legacy. A look back at his life and career.

Carradine, who played Sam McGuire in the hit Disney Channel series, died Monday after taking his own life, Deadline reported.

Actor Robert Carradine, best known for his roles in Lizzie McGuire and Revenge of the Nerds, has died by suicide. He was 71.