- 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 — S0E4
Episode: Kaitlin Audition Featurette
Air Date: 2007-09-04
Runtime: 22 min
Overview
A look into the casting process for Dee Reynolds, played by Kaitlin Olson.