Grease casting director Joel Thrum has finally admitted why the actors cast in Grease were much older

Greased Lightning (1977) - News - IMDb

Greased Lightning (1977) - News - IMDb

Grease' casting director slams criticism of cast's old ages

Grease' casting director shares the story of Olivia Newton-John and John Travolta's 1st screen test

Do Not Come Out – 21 Shocking Things About Hollywood

Greased Lightning (1977) - News - IMDb

Grease' Casting Director Rejects Complaints About Actors' Ages in Beloved Musical Movie, Grease, John Travolta, Movies, olivia netwon-john

Grease As Heather's World Turns

Grease casting director FINALLY reveals why its stars were older than their high school characters

Grease' Star Didi Conn Defends The Film's Controversial Ending

Grease' casting director slams criticism of cast's old ages

Grease Casting Director Says Movie Was Better for Cast's Older Ages

Grease casting director FINALLY reveals why its stars were older than their high school characters

David Geffen School of Drama 2021-22 Alumni Magazine by David Geffen School of Drama at Yale