David Hornsby (born December 1, 1975) is an American actor, screenwriter, and producer. He is best known for a recurring role as defrocked priest Matthew "Rickety Cricket" Mara on the FX comedy series It's Always Sunny in Philadelphia, for which he also writes and co-produces. Hornsby also had a regular role on the NBC comedy-crime series Good Girls (2018–2020). He is also the voice of Fanboy in the Nickelodeon animated TV series Fanboy & Chum Ch...
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Pretty Bird
As Kenny
Born Loser
As Warren
Flags of Our Fathers
As Louis Lowery
Fool's Paradise
As Pilot
Merry Little Batman
As The Joker / Fireman (voice)
Earmouse and Bottle
As Earmouse
Aliens vs Predator: Requiem
As Drew
Pearl Harbor
As Flyer with Murmur
Minority Report
As Pre-Crime Public Service Announcer
Christmas with the Kranks
As Randy Becker
Fanboy
As Fanboy (voice)
Straight Eye: The Movie
As Daryl
The Joe Schmo Show
As Steve
It's Always Sunny in Philadelphia
As Matthew 'Rickety Cricket' Mara
Jake in Progress
As Ken
Hello Ladies
As Andy
We Bare Bears
As Harry / Additional Voices (voice)
Boldly Going Nowhere
The Mullets
Fanboy and Chum Chum
As Fanboy (voice)
Unsupervised
As Joel (voice)
How to Be a Gentleman
As Andrew Carlson
The West Wing
As Fred
Random! Cartoons
As Fanboy / Kid #2 (voice)
New Girl
As Ed Warner
Battle Kitty
As Mole Monster (voice)
The Goldbergs
As Kyle Schnitz
Mythic Quest
As David Brittlesbee
Bones
As Father Harrow
Good Girls
As Leslie 'Boomer' Peterson
ER
As Strauss
Baskets
As Pastor