How many movies have Johnny Depp and Helena carter been in together?

Johnny Depp and Helena Bonham Carter have been in four movies together:

1. Sweeney Todd: The Demon Barber of Fleet Street (2007)

2. Alice in Wonderland (2010)

3. Alice Through the Looking Glass (2016)

4. Charlie and the Chocolate Factory (2005) (Helena Bonham Carter played the role of Mrs. Bucket)

It is worth noting that their roles in Charlie and the Chocolate Factory were quite small and they didn't have any scenes together.