Product Placement Blog ➞ Diet Dr PepperDr Pepper Diet Cans in Preacher – Season 4, Episode 1 (2019)August 4, 2019 Sergey TV Show Hi! On Sunday, August 4, I analyzed a TV Show and product placement was spotted: Dr Pepper Diet Cans in Preacher – Season 4, Episode 1 (2019).Here are 3 image(s) below: