United Kingdom, Sept. 18 -- Madelaine Petsch has denied having sex with any of her Riverdale co-stars.

After her co-star on the CW teen drama, KJ Apa, claimed in a recent interview that the stars of the show were "hooking up" with one another, Madelaine has denied bedding any of her co-stars, insisting "i did not touch a single person on that show with a 10-foot pole".

KJ, 28, had told Entertainment Weekly last month: "I was a virgin when I started on that show, too, for the first couple years.

"I was a proud Christian boy. I was."

Without naming news, he then alleged of his castmates: "You hook up with them, people hook up with each other."

However, Madelaine, 31, has "set the record straight" and insisted she never mixes "business ...