noun, noun or participle which takes 'suru', intransitive verb
acting in one's own production; directing one's own performance
Used for someone who both creates and performs in their own work, such as a playwright acting in their own play or a filmmaker directing and starring in their own film.
彼は自作の映画で自演した。
He acted in his own film.
その舞台では、脚本家が
In that play, the playwright is supposed to perform in it himself.