Gwyneth Paltrow, Reese Witherspoon, Pierce Brosnan, Jennifer Aniston, Halle Berry, Jon Hamm, Kiefer Sutherland, Ben Stiller, Will Ferrell, Mark Harmon, Rob Lowe, Danny McBride, Eric Stonestreet, Jesse Tyler Ferguson, Tony Hale, Dane Cook, Kareem Abdul-Jabbar, Marg Helgenberger, Matt Passmore, Rob Riggle, Italia Ricci and Bree Turner will appear in the broadcast, with special performances by The Who, Jennifer Hudson, Lupe Fiasco & Common, Ariana Grande and Dave Matthews.

Paltrow and Joel Gallen of Tenth Planet Productions will co-executive produce the fundraiser, which will be broadcast live from the Dolby Theatre in Los Angeles.

ABC, CBS, FOX and NBC, along with ABC Family, American Forces Network, Bravo, Cooking Channel, Discovery Fit & Health, E!, Encore, Encore Espanol, EPIX, ESPNEWS, FOX Sports 2, FXM, HBO, HBO Latino, ION Television, LMN, Logo TV, MLB Network, National Geographic Channel, Oxygen, Palladia, Pivot, SHOWTIME, Smithsonian Channel, Starz, TNT and VH1 are donating one hour of simultaneous commercial-free primetime for the nationally televised fundraising special. The show will also stream live on both Hulu and Yahoo.

For more information visit www.standup2cancer.org.