The phrase "a lead player" is correct and usable in written English.
It can be used to refer to a primary or main participant in a particular context, such as a team, project, or performance.
Example: "In the upcoming production, Sarah will take on the role of a lead player, showcasing her exceptional talent."
Alternatives: "a key player" or "a principal actor".
"We have to be a lead player".
"He's not going to have to be a lead player, and they'll probably put him in a small area of the game where he has to pick and cut or run the break hard, which he does extremely well.
So producers dream of a show becoming such a brand that it can live on long beyond the loss of a lead player; what might be called the Doctor Who model.
Charles R. Boxer, who was Britain's chief spy in Hong Kong in the tumultuous years leading up to World War II; a prominent historian of colonial empires although he never earned a college degree and a lead player in one of the most flamboyantly public love stories of the 1940's, died April 27 in a nursing home near his country residence northwest of London.
Bangladesh produced its National Adaptation Program of Action NAPAA) in 2005 and was a lead player on NAPAs in the UNFCCC.
Despite being a "lead player" among local criminals, Cregan feared retaliation attacks and decided to kill David Short to prevent this.
Whatever we think, the Supreme Court gets to decide for itself whether to be a bit player or a lead actor in the affirmative-action drama.
Tells about his training, bands he has played with, TV and radio shows what makes a good lead player; what sometime happens to trumpet players, blackout, dizziness, a slipped disc in the neck, abdominal rupture.
And she comes on not as a soloist but as lead player in a troupe that includes a flautist, a shehnai, and two drum players.
We didn't want it to look like there was a rhythm guitar player and a lead guitar player, because that's what we both did".
A "ruthless and intimidating lead player in the criminal underworld", Dale Cregan was known and feared by people long before he became notorious as the killer of two policewomen and two members of a rival local family.
