It's Always Sunny in Philadelphia: Story, Cast and Series Facts

Story and premise

It's Always Sunny in Philadelphia is an American comedy series about four friends in their late 20s with clear sociopathic tendencies who run an unsuccessful Irish bar, "Paddy's Pub," in South Philadelphia. The series deals with a variety of controversial topics, including abortion, gun control, physical disabilities, racism, sexism, religion, the Israeli/Palestinian situation, terrorism, transsexuality, slavery, incest, sexual harassment in education, the homeless, statutory rape, drug addiction, pedophilia, child abuse, mental illness, gay rights and dumpster babies.

Series details

• Title: It's Always Sunny in Philadelphia
• Format: Scripted
• Language: English
• Genres: Comedy
• Premiere date: 2005-08-04
• Status in TVmaze: Running
• Network listed by TVmaze: FXX
• Network country: United States
• Typical episode runtime: 30 minutes
• TVmaze community rating: 8.1/10
• TVMaze ID: 347

Cast and credited roles

• Rob McElhenney — Ronald "Mac" McDonald
• Charlie Day — Charles "Charlie" Kelly
• Kaitlin Olson — Deandra "Sweet Dee" Reynolds
• Glenn Howerton — Dennis Reynolds
• Danny DeVito — Frank Reynolds

Seasons in the TVmaze catalogue

• Season 1: premiered 2005-08-04; final listed air date 2005-09-13; episode order: 7.
• Season 2: premiered 2006-06-29; final listed air date 2006-08-17; episode order: 10.
• Season 3: premiered 2007-09-13; final listed air date 2007-11-15; episode order: 15.
• Season 4: premiered 2008-09-18; final listed air date 2008-11-20; episode order: 13.
• Season 5: premiered 2009-09-17; final listed air date 2009-12-10; episode order: 12.
• Season 6: premiered 2010-09-16; final listed air date 2010-12-16; episode order: 13.
• Season 7: premiered 2011-09-15; final listed air date 2011-12-15; episode order: 13.
• Season 8: premiered 2012-10-11; final listed air date 2012-12-20; episode order: 10.
• Season 9: premiered 2013-09-04; final listed air date 2013-11-06; episode order: 10.
• Season 10: premiered 2015-01-14; final listed air date 2015-03-18; episode order: 10.
• Season 11: premiered 2016-01-06; final listed air date 2016-03-09; episode order: 10.
• Season 12: premiered 2017-01-04; final listed air date 2017-03-08; episode order: 10.
• Season 13: premiered 2018-09-05; final listed air date 2018-11-07; episode order: 10.
• Season 14: premiered 2019-09-25; final listed air date 2019-11-20; episode order: 10.
• Season 15: premiered 2021-12-01; final listed air date 2021-12-22; episode order: 8.
• Season 16: premiered 2023-06-07; final listed air date 2023-07-19; episode order: 8.
• Season 17: premiered 2025-07-09; final listed air date 2025-08-20; episode order: 8.
• Season 18: premiered 2026-08-17; final listed air date 2026-10-12; episode order: 10.

Source and licence

Adapted from It's Always Sunny in Philadelphia on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.