It's Always Sunny in Philadelphia 2005 | TV Show

Cast & Crew  |  Episode Guide

Seriously dark comedy about four dissolute friends who run a struggling pub in Philadelphia. Dennis, Dee, Mac and Charlie are absolutely (even gleefully) amoral. They're 'Seinfeld' characters on steroids, clowning their way through story lines that 'Seinfe (more…)

Premiered: August 4, 2005

Rating: TV-MA

User Rating:4.68 out of 5 (621 ratings)

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Season 3, Episode 10 Mac Is a Serial Killer

First Aired: October 18, 2007

Mac has been acting strangely, leading Frank, Dennis and Dee to believe that he's the serial killer who has been terrorizing Philadelphia. So they set out to catch him, but for Dennis and Dee, that means they must first learn to think like serial killers themselves. Frank, meanwhile, is content to let a chainsaw do his thinking for him.

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Previous Episode

Sweet Dee's Dating a Retarded Person

Season 3, Episode 9

October 11, 2007

Next Episode

Dennis Looks Like a Registered Sex Offender

Season 3, Episode 11

October 25, 2007