Director · Actor · Writer

David Hornsby

36 credited titles on WatchWise

David Alan 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 Chum.

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David Hornsby in one minute

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Strongest genre

Biggest hit

Christmas with the Kranks

$97M

Standout efficiency

8.3x

The Apartment · gross ÷ budget

Commercial performance

Associated lifetime gross

$42M

Combined reported budget

$34M

Gross / budget

1.3x

Bankability Index

16 / 100

All figures are associated, not attributed — box-office numbers are sourced from TMDB and Wikipedia (reused under CC BY-SA), shown in US$, and weighted by billing prominence. Coverage varies by title; figures are estimates, not audited trade data.