Dave Williams (Desperate Housewives)

In-universe information
In-universe information
Other names	David Dash
Occupation	Former motivational speaker
Siblings	Steven Dash (brother; deceased); Mrs Britt-McCann (sister-in-law); Mr Britt (brother-in-law; deceased)
Spouse	Lila Dash (deceased); Edie Britt (deceased)
Children	Paige Dash (deceased)
Stepchildren	Travers McLain (via Edie)
Other relatives	Austin McCann (nephew-in-law); Benjamin Tyson Katz (great-nephew-in-law; via Austin and Danielle Van de Kamp)

Dave Williams
Dave Williams
	Neal McDonough as Dave Williams
Portrayed by	Neal McDonough
Duration	2008–2009
First appearance	"You're Gonna Love Tomorrow"; 5x01, September 28, 2008
Last appearance	"If It's Only In Your Head"; 5x24, May 17, 2009
Created by	Marc Cherry
Other names	David Dash
In-universe information
Other names	David Dash
Occupation	Former motivational speaker
Siblings	Steven Dash (brother; deceased); Mrs Britt-McCann (sister-in-law); Mr Britt (brother-in-law; deceased)
Spouse	Lila Dash (deceased); Edie Britt (deceased)
Children	Paige Dash (deceased)
Stepchildren	Travers McLain (via Edie)
Other relatives	Austin McCann (nephew-in-law); Benjamin Tyson Katz (great-nephew-in-law; via Austin and Danielle Van de Kamp)

David Williams (also Dash) is a fictional character from the ABC television series Desperate Housewives, portrayed by Neal McDonough and created by Marc Cherry. The character was introduced in the fifth season as Edie Britt's (Nicollette Sheridan) husband, and is the mystery star for the fifth season.