Donald Flack Jr.

Don Flack
CSI: NY character
First appearance"Blink"
Last appearance"Today Is Life"
Portrayed byEddie Cahill
CityNew York City
In-universe information
OccupationPolice Detective
PositionHomicide Investigator
RankNYPD Detective First Grade
Duration2004–2013
Seasons1, 2, 3, 4, 5, 6, 7, 8, 9

Donald Flack Jr. is a fictional character on the CBS television series, CSI: NY. He is portrayed by Eddie Cahill.