Greta Garbo was a Swedish-American actress who was active in the 1920s and 1930s. She is best known for her roles in films such as Grand Hotel, Anna Karenina, and Mata Hari. She was one of the most popular actresses of the silent film era and was nominated for an Academy Award for Best Actress for her performance in Anna Christie. Garbo was also known for her reclusive lifestyle and refusal to grant interviews.