- Was a bailiff in the New Haven County Sheriff's Department before deciding to pursue an acting career.
- Has appeared on the soap operas All My Children, Guiding Light, and As the World Turns.
- Movie debut was 1998's The Object of My Affection in the small role of Trotter Bull.
- Earned two Daytime Emmy nominations (in 2008 and 2009) for his work on Guiding Light.
- Reprised his roles on All My Children and Guiding Light following absences from both shows. Cosgrove returned to GL as Bill Lewis in 2007 and rejoined AMC as Scott Chandler in 2010.
- Finnian Jack Cosgrove — Son
- Ruby Willow Cosgrove — Daughter
- Esme Cosgrove — Daughter
- Lily Cosgrove — Daughter
- Marie Cosgrove — Wife
Season 10, Episode 7
- Birth Place: New Haven, CT
- Birthday: December 16, 1970, Sagittarius
- Profession: Actor, Model