One of the ways a studio takes a mediocre script and tries to make it profitable is by bringing in known stars to boost the attendance at the theaters.
Sadly, this is a recurring theme in Hollywood, some actors don’t bring in the box office but get a lot of work. (maybe it’s their agents)?
Big Stars May Not Bring Box Office Bucks – ABC News
Why Movie Stars Still Exist Despite Their Lack of Box Office Appeal – Film school rejects
Tyler Perry Gets it:
Forbes puts the list into perspective:
Hollywood’s Most Overpaid Actors 2017 – Forbes
Some A-list actors are regurgitated at every opportunity, and they often compete and audition for roles that they may not be at all suited for, leveraging their resume and celebrity for leading roles.
Rather than be annoyed, enjoy the film(s), and consider watching lesser-known and film festival award winning films to see fresh faces and new ideas.