Yes. King Richard is based on the true story of how Richard Williams guided his daughters' tennis careers. The film showcases their struggles and achievements in a realistic manner.
The cast list for the movie Sea King included Jason Momar as Arthur Curry, Amber Heard as Maera, Nicole Kidman as Queen Atlanna, Yahya Abdur Martin II as Black Manta Ray, Patrick Wilson as Amu, and so on.
I'm not sure exactly who the cast members are without further research. But it might include actors who can portray Little Richard and other relevant characters in his story.
King Richard was a real historical figure. He was Richard I of England, also known as Richard the Lionheart. He was known for his military campaigns during the Crusades. However, over time, many fictional stories and legends have grown around him. For example, in some tales, his chivalry is highly exaggerated. But the basic facts of his reign, such as his leadership in war and his relationship with his family, are historical facts.
King Richard's story varies depending on which King Richard you mean. If it's Richard the Lionheart, he was known for his military exploits and leadership during the Crusades.
To a large extent, it is. King Richard takes inspiration from the real-life journey of Richard Williams and his daughters. However, like many biopics, some creative liberties might have been taken for cinematic purposes.