Trivia

In the original The Parent Trap (1961) she was golddigger Vicki Robinson. Thirty-seven years later she played Vicki Blake, mother of the new golddigger, in the remake The Parent Trap (1998).

Husband Jack Warner led California-based architectural firm, named four times in the top 100. Designed the Bel-Air Country Club and a wing of the Santa Barbara Museum of Art. Died of cancer aged 87.

In July 1960, Barnes was dropped from the Boston Social Register for having become an actress.

Joanna graduated with honors in 1956 from Smith College, a private liberal arts women's college in Northampton, Massachusetts.

Was living in The Sea Ranch development along the northern coast of California at the time of her death.

She is a lifelong liberal Democrat.

She was the daughter of Alice Weston (Mutch) and John Pindar Barnes.

She was the last surviving credited cast member of Spartacus (1960).