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Actress Samantha Eggar -- best known for "The Collector," "Doctor Dolittle" and "The Molly Maguires" -- has died, TMZ can confirm.

The lively British actress died peacefully Wednesday surrounded by family at her home in Sherman Oaks, Los Angeles ... her family tells TMZ. We're told she struggled with a "long illness" before her passing. Everett Collection

Samantha hit the big screen running, earning an Oscar nomination for her breakout role in the 1965 film "The Collector." She went on to have a prolific career, appearing in more than 100 projects on the big and small screens, including voiceover work.

She lent her voice to the "Metalocalypse" TV series in 2012, which served as her last role, per her IMDb page. Everett Collection

In her later y

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