Jerry stiller secretly filming ben stiller were given him in hot water with nypd

On Thursday's Late Show with Stephen Colbert 

Ben Stiller stopped by to give an update on a documentary he's making about his parents. 

Stiller has been busy directing and producing his HBO hit series,  

Severance, but his focus is still on films about his late parents, 

Jerry and Anne, and his Meara. It's leaking. 

"My dad, he was always recording, he was always filming," Stiller said.

"He gave me his first Super 8 camera.