This got the Flixist team to thinking. Thinking hard. The kind of thinking a man (or woman) wants a mustache to twist upon while doing so. What was Cavill trying to hide? Why the misdirection?
Then it hit us, if Superman's harboring a secret 'stache, what other movie stars out there might be secret mustache-ride captains? So we did some research. Drank a little. Drank a lot more. Drank copious amounts of scotch while listening to Ron Burgundy say 'scotch' on a loop. Researched until we puked like freshmen our minds hurt and our eyes blurred.
Here's what our intern the team came up with (citations available upon grand jury subpoena request).