United Kingdom, June 25 -- Didi Conn says the cast of Greece connected by "having fun and being horny" on set.

The 74-year-old actress played Frenchy in the iconic 1978 musical, and she has recalled how the cast had a "unique" process for building up their chemistry as a group.

She told PEOPLE magazine: "What happened was most of us were a tad older than the teenagers we were playing.

"And so, we did a very interesting thing. As soon as we got our makeup on, our hair, whatever, we became the characters we were playing.

"So nobody called me Didi. I was Frenchy. There was Stockard [Channing] but that was Rizzo."

Didi, who appeared in the cast alongside the likes of Stockard, Jeff Conaway, John Travolta and the late Dame Olivia Newton-J...