- Charlie Day (Charlie Kelly)
- Glenn Howerton (Dennis Reynolds)
- Rob Mac (Ronald 'Mac' McDonald)
- Kaitlin Olson (Dee Reynolds)
- Danny DeVito (Frank Reynolds)
It's Always Sunny in Philadelphia — S12E10
Episode: Dennis' Double Life
Air Date: 2017-03-08
Runtime: 22 min
Overview
Dennis reveals he has a baby after his Wade Boggs layover in North Dakota and the gang try to help him get out of the jam, but their suggestions border on the extreme.