Last December, the A-list actor lost his father after a long battle with blood cancer.
Now in remission, the actress underwent a single mastectomy in 2015 during her battle with breast cancer.
The actor steps out in honor of his mother, who lost her battle to breast cancer at the age of 55.
The Modern Family star is ready to participate in the sixth biennial televised fundraising special.
The Hollywood star steps out to help raise money for the non-profit organization.
The veteran TV journalist, who lost her husband and sister to cancer, is a longtime advocate of the star-studded event's efforts.
The country music group is set to perform during tonight's telecast.
The actor steps out to support the fight against pancreatic and other cancers.
The Dance Moms duo share a sisterly moment on the red carpet.
The Veep star is proud to support co-star Julia Louis Dreyfus, who fought breast cancer earlier this year.
The actor is ready to help raise money for cancer research.
At just 28-years-old, the actress was diagnosed with thyroid cancer. She underwent surgery and continues to take medication to control her hormone levels.
The New Girl actor shows his support for the worthy cause.
The Modern Family is joined by two guests at the Stand Up To Cancer fundraising event.
The actor's wife, Tran Jeong, beat breast cancer a decade ago. Now, he pays it forward.
The Walking Dead actress strikes a pose before gearing up to raise some money.
Also a proud supporter of the Prostate Cancer Foundation, the actor spends his evening at the event.
The Oscar winner, who lost her father to cancer, is all smiles on the red carpet.
The actress arrives to this year's Stand Up To Cancer gathering.
The longtime cancer research advocate takes a stand another year.
As someone who has experienced his own cancer scare, it's no surprise the actor wanted to show his support.
The television personality makes her dedication to Stand Up To Cancer known.
The NCIS star is ready to raise some money for cancer research.
The Will & Grace star steps out for the event near and dear to his heart.