How old are Danny and Sandy in Grease? John Travolta was 23 when “Grease” was filmed in 1977.
Although Sandy tells the Pink Ladies during “Summer Nights” that Danny “was sweet, just turned 18,” Travolta was older than his character by a few years when filming.
How old were the actors in Grease? When filming began in June 1977, John Travolta was 23, Olivia Newton-John was 28, Stockard Channing was 33, Jeff Conaway was 26, Barry Pearl was 27, Michael Tucci was 31, Kelly Ward was 20, Didi Conn was 25; Jamie Donnelly was 30, and Annette Charles was 29.
How old was olivia in Grease?
How old is Cha Cha in Grease? She was precociously talented and self-assured, for a high school, which likely came on account of how the actress who played Cha-Cha was 29 years old at the time of filming.