The first telethon, in 2008, helped raise more than $100 million

LOS ANGELES (CBS/AP) Kyra Sedgwick, Jay Leno and Ryan Seacrest are set to join more than 100 other stars for Friday’s “Stand Up to Cancer” telethon.

Diane Lane, Marcia Cross and Mark Harmon also have been added to the list for the hourlong fundraiser, to be simulcast commercial-free by ABC, CBS, Fox, NBC and a number of cable channels.

Pictures: Stars Standing Up to Cancer@katiecouric: Stand Up to Cancer

Other previously announced stars include Gwenyth Paltrow, Reese Witherspoon and George Clooney, along with celebrity cancer survivors like Christina Applegate, Lance Armstrong, Sofia Vergara and Michael C. Hall.

Musical guests scheduled to perform include Stevie Wonder, Billie Joe Armstrong of Green Day, Neil Diamond, The Edge, Delta Goodrem, Herbie Hancock, Kris Kristofferson, Lady Antebellum, Leona Lewis, Orianthi and 카지노사이트 Ann Wilson and Nancy Wilson of Heart, Natasha Bedingfield, Martina McBride, Aaron Neville and Dave Stewart.

Michael Douglas, who is currently undergoing treatment for a tumor in his throat, is also said to be appearing on the telecast.

Donations to the telecast are intended to fund innovative cancer research. The first telethon, in 2008, helped raise more than $100 million.

“Stand Up to Cancer,” hosted by news anchors Katie Couric, Diane Sawyer and Brian Williams, will air at 8 p.m. EDT Friday. It also will be seen on the Armed Forces Network.