Shaun Gray, a cousin of 'Maverick' screenwriter Eric Warren Singer, seeks a "screenplay by" credit and a share of profits from the blockbuster sequel.

Maverick' screenwriter Eric Singer has filed a lawsuit claiming he wrote 'key scenes' for the film without credit or pay.

Maverick writer's cousin for a share of the profits from the blockbuster sequel. Shaun Gray, a cousin of Maverick screenwriter Eric Warren Singer, is also seeking a 'screenplay by' credit, claiming he co-wrote key scenes.