- 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 — S0E17
Episode: Dennis Reynolds: An Erotic Life
Air Date: 2009-09-15
Runtime: 8 min
Overview
Included in Season 4 DVD bonus features.