Watch "CNN Heroes: All-Star Tribute" live on Sunday at 8 pm ET on CNN.
The program will also honor five young people working to improve their communities and the world. Ellis Fischer, star of "Eighth Grade," Rohan Chand of "Mowgli: Legend of the Jungle" and Darby Camp of "Big Little Lies" want to greet these CNN Heroes Young Wonders.
The award-winning Grammy Kravitz will appear in "Here to Love" from his album "Raise Vibration".
Abisoye Ajayi-Akinfolarin left a high-level career to teach computer programming to girls in Lagos, Nigeria. The Pearls Africa Foundation helped more than 400 disadvantaged young women.
Maria Rose Belding helped distribute 1.8 million pounds of food to the MEANS online platform, which puts food businesses in touch with charities that feed the hungry.
Amanda Boxtel's non-profit Bionics Bionics has been offering free or low-cost treatment sessions to over 60 people with physical disabilities.
Dr Rob Gore and the Kings Against Violence initiative offer anti-violence programs at New York's Kings County Hospital, as well as local schools and the wider community serving more than 250 young people.
Luke Michelson set up sleeping in Heaven's Irini, a nonprofit institution that has built and delivered more than 1,500 beds for children in need in all the US.
Susan Munsey has created GenerateHope, a nonprofit company offering housing, treatment, education and medical care for survivors of sexual trafficking to cure and build new lives – more than 100 participants have helped so far.
Florence Phillips launched the ESL In-Home Program in North Nevada, which provided free English language, citizenship, high school equivalent, and computer classes to over 5,000 immigrants and their families.
The non-profit company of Dr. Ricardo Pun-Chong, Inspira, provides free housing, meals and total support to over 900 children and their families, while young people undergo medical treatment.
Ellen Stackable began the poetic justice, which teaches creative curative lessons to the imprisoned women in Oklahoma. The ranks have reached over 2,500 women.
Chris Stout helped launch the Community Veterans Program, which helped more than 8,000 people with transport, housing, food, employment, legal services, clothing and emergency financial assistance.
Now in his twelfth year, Peabody and the Emmy Award-winning "CNN Heroes: All-Star Tribute" have screened more than 300 heroes and received almost 100,000 nominations from more than 100 countries.