Reeve's three children, Alexandra Reeve, Matthew Reeve, and Will Reeve, an ABC News correspondent, told "Good Morning America" on Wednesday at the premiere that the film is a tribute to their father's legacy and the lasting impact he had on who they are today.

Las Vegas(KLAS)-Told through the eyes of Christopher Reeve’s three children, Alexandra, Matthew and William, comes “Superman: The Christopher Reeve Story.” Jillian Lopez spoke with Reeve’s three children and the directors and co-writers of the film,

Will Reeve, the youngest son of Superman actor Christopher Reeve, has revealed whether he plans to go into acting and his opinion on David Corenswet.

As the three children of the late Christopher Reeve stood in front of the first few hundred people who had just viewed a new film about their dad at the Sundance Film Festival, they were visibly proud.

Twenty years after the shocking news that actor Christopher Reeve had passed away, a new documentary explores the life, career, and advocacy of the movie star forever known as Superman.

Super/Man: The Christopher Reeve Story' is in theaters1 & 25 Yahoo Sports

Christopher Reeve as "Superman" was a favorite among many superhero fanatics. He portrayed the famed DC character in 1978, earning himself a BAFTA Award! Find out what Christopher Reeve's life was like before