Anyone who watches “The Righteous Gemstones”, or really any of Danny McBride’s work, knows to expect a penis or two. But have you ever wondered how those penises appear on screen? McBride opened up about the whole wild process during his most recent appearance on “Jimmy Kimmel Live!”

It was Jimmy Kimmel who broached the subject of male genitalia as the fourth and final season of “Righteous Gemstones” includes a full frontal scene of Walton Goggins’ character, Uncle Baby Billy. An older man, Baby Billy is the self-involved and bombastic uncle of the three Gemstone children who always has a scheme up his bedazzled sleeves.

“Walton is a very dear friend of mine, so if he’s going to be in my show, I want him to show his penis. Why shouldn’t he?” McBride told Kimmel on Tuesday night. But the HBO show ran into a problem when...