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Elisabeth Rohm joins Jennifer Lawrence starer

Jennifer Lawrence will be joined on-screen by Elisabeth Rohm.

Rohm has been cast in “Joy” as the sister of Lawrence’s character Joy Mangano, a struggling Long Island single mother of three who invents the Miracle Mop.

The film sees Lawrence and Rohm reunite with their “American Hustle” director David O. Russel. Edgar Ramirez and Robert De Niro also star.

Production is currently underway in Boston with producers John Davis and John Fox of Fox 2000 and Ken Mok.

A release will likely be set for Christmas.

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