Scarlett Johansson, Eva Longoria and Kerry Washington are three actresses who are throwing their star power behind President Obama.

The three A-listers are starring in a new video pushing the vote for Obama ... stressing that Mitt Romney plans to cut Planned Parenthood funding and wants to overturn Roe Vs. Wade.

The video, sponsored by MoveOn.org, is aiming to influence the battleground states of Virginia and Colorado.