07/10/2010 05:12 am ET | Updated May 25, 2011

Bonnie Wright & Jamie Campbell Engaged: 'Twilight' and 'Harry Potter' Stars To Marry

Wright, 19, plays Ron Weasley's sister Ginny in the Harry Potter films. Bower, 21, played the vampire Caius in The Twilight Saga: New Moon. They will appear together in the upcoming Harry Potter and the Deathly Hallows, coming in November -- in which Bower portrays Gellert Grindelwald.

Wright confirmed to PEOPLE in February that the pair had been dating for about six months. "It's not like we kept it a secret intentionally, but we didn't go around telling everyone either," she said.

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