It's Always Sunny in Philadelphia
Frank Marries a Corpse
TV Flash files “Frank Marries a Corpse” as the first listed hour of season 18 — It's Always Sunny in Philadelphia (2005–present) on FX, season 18, episode 1, aired 2026-08-17, 30 min.
From the desk
How this hour is filed
This leaf is S18E01: listed hour 178 of 181 in the It's Always Sunny in Philadelphia guide, first listed hour of season 18. It aired 2026-08-17 (30 min). The listed hour before it is “The Golden Bachelor Live” (S17E08). Next is “Dennis and Dee Don't Get Rich” (S18E02).

Catalog log
Broadcast listing — not a TV Flash recap.
The guys help Frank with his cold feet ahead of his wedding to Sam. Dee tries to scare Sam off the nuptials with testimonies from The Waitress, Artemis, and Snail. Written by by Todd Biermann.
Viewer FAQ
Where does Frank Marries a Corpse sit in the It's Always Sunny in Philadelphia guide?
S18E01 is listed hour 178 of 181 — first listed hour of season 18, season 18 episode 1.
When did It's Always Sunny in Philadelphia S18E01 air?
Frank Marries a Corpse aired 2026-08-17 and is listed at 30 minutes.
Do I have to start at season one of Always Sunny?
You can. You can also jump mid-run: the Gang is fractal terrible, and the format stays viciously inventive for a long haul.
In the series
Why this series still plays
Five terrible people, infinite schemes: Charlie, Dennis, Mac, Dee, and Frank reinvent cruelty without redemption as comfort. Rob McElhenney's FX comedy made trash humans into comic purity and then outlasted almost every live-action sitcom. The anti-Friends on purpose — fractal terrible, still formally inventive.
August 4, 2005, FX drops a dive-bar sitcom that would still be extending its season count while the rest of live-action comedy got windowed, buried, or turned into a nostalgia panel. Rob McElhenney's *It's Always Sunny in Philadelphia* — later FXX — is five terrible people, infinite schemes, the anti-*Friends* on purpose. Charlie Day, Glenn Howerton's Dennis, McElhenney's Mac, Kaitlin Olson's Dee, and **Danny DeVito from season two**, the mid-stream casting masterstroke that completes The Gang. Extreme premises,…
Open the It's Always Sunny in Philadelphia package · Season 18 hub
Filed against
- Charlie Day as Charlie Kelly
Charlie Day played Charlie Kelly on It's Always Sunny in Philadelphia — five terrible people, infinite schemes, Rob McElhenney's FX comedy turning trash humans into comic purity that outlasted almost every live-action sitcom. The…
- Glenn Howerton as Dennis Reynolds
Glenn Howerton's Dennis Reynolds is It's Always Sunny in Philadelphia's golden-boy monster — five terrible people, infinite schemes, cruelty without redemption as comfort. FX trash humans as comic purity. TV Flash files him as 2000s…
- Rob McElhenney as Mac
Rob McElhenney's Mac made It's Always Sunny in Philadelphia a monument to terrible people with perfect timing — five schemes, no redemption as comfort, FX comedy that outlasted almost every live-action sitcom. The anti-Friends on purpose.…
- Kaitlin Olson as Dee Reynolds
Kaitlin Olson’s Dee Reynolds made It’s Always Sunny in Philadelphia the fifth terrible person — Charlie, Dennis, Mac, Dee, and Frank reinventing cruelty without redemption as comfort. Rob McElhenney’s FX comedy as trash humans into comic…
- Danny DeVito as Frank Reynolds
Danny DeVito’s Louie De Palma tyrannized Taxi’s dispatcher booth like a gargoyle with a time card — 1970s catalog James L. Brooks character comedy, then It’s Always Sunny in Philadelphia recasting the growl as Frank Reynolds’s trash-human…