Cruz gets Pirate help from sister

Penelope Cruz' sister will be her body double on Pirates of the Caribbean: On Stranger Tides

Monica Cruz will be sister Penelope's body double on the new Pirates of the Caribbean installment.

The younger Cruz sister will stand in for Penelope when long body shots are required, as the Nine actress is 5 months pregnant with her and husband Javier Bardem's first child.

Monica is a famous actress in her native Spain but has yet to make it in Hollywood.

The two Cruz sisters look very alike and are said to be very close.

Pirates of the Caribbean: On Stranger Tides, is due for release next year.