OK! EXCLUSIVE: Johnny's Just Not Into Angelina!

Rumor has it there are sparks flying between Johnny Depp and Angelina Jolie as they film The Tourist in Venice, Italy. But the truth is, it’s all business between the super-sexy co-stars, because Angelina just isn’t Johnny’s type.

“Trust me, kissing Angelina Jolie on-camera is the least exciting thing he’ll do all year,” a source who has worked closely with Johnny tells OK!.

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In the film, Angelina plays an Interpol agent who seduces a tourist, played by Johnny.

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“He likes to do movies that are a lot weirder.… Johnny’s dream co-star is someone more along the lines of Helen Mirren.”

But Brad Pitt isn’t taking any chances: He’s currently in Venice keeping tabs on Johnny.

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“Brad doesn’t mean to act jealous,” says another source, “but he’s not comfortable letting his woman get really close to one of the sexiest men alive.”