to assume a role

playing the leading role / the leading actor or actress

play the leading role, star

movie, film

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

documentary (documentary film)

action movie (a type of motion picture)

pink film, a partially-censored pornographic film, film erotica, a blue movie