Christina Hart was born in 1949 in Lock Haven, Pennsylvania, to an elementary school teacher father.

[1] She has been acting professionally since 1958 in television and motion pictures, although she has stated that her true passion is for the theater.

She formed DOXA Productions with actress Kara Pulcino, and has produced and directed under that label since 2006.

[citation needed] She was married to actor Frank Doubleday for over 40 years, until his death in 2018.

[2] As a playwright, Hart is most known for Women Over the Influence and Birds of a Feather, and was nominated for an LA Stage Alliance Ovation Award for Best Original Play in 2012.