Mac Is a Serial Killer

9.0/10 · 5,122 votesOct 18, 200723 min

Ranked #2 of 15 in Season 3•+0.5 vs season avg

After Mac arrives to the bar with scratches on his neck and exhibiting strange behavior, Frank comes to the conclusion that he is the serial killer terrorizing young women in Philadelphia. Frank sets out with his trusty chainsaw and a doubtful Charlie to find evidence

Season 3 Episodes15

E1 8.5

The Gang Finds a Dumpster Baby

E2 8.6

The Gang Gets Invincible

E3 8.2

Dennis and Dee's Mom Is Dead

E4 8.9

The Gang Gets Held Hostage

E5 7.9

The Aluminum Monster vs. Fatty Magoo

E6 8.3

The Gang Solves the North Korea Situation

E7 8.1

The Gang Sells Out

E8 8.4

Frank Sets Sweet Dee on Fire

E9 9.2

Sweet Dee's Dating a Retarded Person

E10 9.0Now viewing

Mac Is a Serial Killer

E11 8.4

Dennis Looks Like a Registered Sex Offender

E12 8.0

The Gang Gets Whacked (1)

E13 8.3

The Gang Gets Whacked (2)

E14 8.5

Bums: Making a Mess All Over the City

E15 8.9

The Gang Dances Their Asses Off

Cast5

Charlie Day

Charlie Kelly

Glenn Howerton

Dennis Reynolds

Rob Mac

Ronald 'Mac' McDonald

Kaitlin Olson

Dee Reynolds

Danny DeVito

Frank Reynolds

Crew2

Jerry Levine

Director

David Hornsby

Writer

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Episode Summary

"Mac Is a Serial Killer" is episode 10 of It's Always Sunny in Philadelphia season 3. It scored 9.0/10 from 5,122 votes, ranking #2 of 15 episodes this season (season average 8.5). Directed by Jerry Levine and written by David Hornsby, it aired on October 18, 2007.

Mac Is a Serial Killer

Seasons18

Season 3 Episodes15

Cast5

Crew2

Discussion

Episode Summary