Ever wanted to know what really happened when the cameras were off on "Saved by the Bell"? Well now you're about to find out!

Lifetime is producing a made-for-TV movie called, “The Unauthorized Saved by the Bell Story". The movie will be about the challenges of growing up under public scrutiny while trying to maintain a squeaky clean image of their characters on and off-screen.

The cast includes:

Dylan Everett as Mark-Paul Gosselaar

Julian Works as Mario Lopez

Tiera Skovbye as Elizabeth Berkley

Alyssa Lynch as Tiffani-Amber Thiessen

Taylor Russell McKenzie as Lark Voorhies

Sam Kindseth as Dustin Diamond

The movie will premiere Monday, Sept. 1, at 8 p.m.