Accepted Academy Award in 1964 on behalf of Patricia Neal.
According to John Allen, author of a full length article on Annabella in "Films of the Golden Age", Annabella was appearing in her first English-speaking film Wings of the Morning (1937) when she fell for co-star Henry Fonda. He resisted and it took her husband at the time, Jean Murat, to dispel the "rumors".
Her stage name was derived from the Edgar Allan Poe poem "Annabel Lee".
In 1941, third husband Tyrone Power adopted Annabella's daughter, Anne, from her first marriage.
Made a rare appearance presenting Gregory Peck his Oscar trophy at the 1962 Academy Awards show. She also accepted the 1963 Oscar for Patricia Neal, stating "Pat is expecting her fourth child in London. She wishes you a very special thank you.".
Visited ex-husband Tyrone Power on the set of his last film Solomon and Sheba (1959) while it was filming in Madrid on November 10, 1958. Five days later, he collapsed on the set while filming a duel scene with George Sanders and died of a massive heart attack. She was little seen after that.