The former child actor has finally 'graduated' [='moved on'] 'to' more serious roles.
a 'graduated' cylinder [=a tall, narrow container used for measuring liquids]
My nephew has 'graduated from' baby food 'to' solid food.
(..) That scared, skinny kid, cursing himself because he couldn't get the scales right. I saw a drive in him. And I put him in Studio Band. When he graduated made him the third trumpet in Lincoln Center. A year later he was the first. And that's what you're listening to now. His name was Sean Casey. (..)2014 Whiplash