How old was Olivia Newton-John when she filmed Grease?

Olivia Newton-John was 28 years old when she filmed Grease in 1978. She was born in England in 1948 and moved to Australia at the age of five. She began her singing and acting career in Australia in 1966, when she was 18 years old.

Olivia Newton-John made her American television debut in 1976, on an episode of Donny & Marie. After that, she starred in the productions of the musicals The Main Event and Xanadu, which further increased her profile in the United States. Grease was her first major movie role, and it earned her an Academy Award nomination for Best Actress.

When Grease was released in 1978, Olivia Newton-John was at the peak of her career. The movie was a huge success, and it catapulted her to international stardom. She went on to have a long and successful career in music and film, with hits like “Physical” and “Hopelessly Devoted to You” from the Grease soundtrack. Her career has spanned over five decades and she continues to be a beloved and iconic figure in the entertainment industry.