run-of-the-mill

US /ˌrʌn.əv.ðəˈmɪl/
UK /ˌrʌn.əv.ðəˈmɪl/
"run-of-the-mill" picture
1.

ordinary and not special or exciting in any way

:
It was just a run-of-the-mill movie, nothing spectacular.
His performance was pretty run-of-the-mill.