William Duffy

William Duffy is an actor, known for The West Wing (1999), It's Always Sunny in Philadelphia (2005) and Scandal (2012).

William Duffy's FILMOGRAPHY - Page 3

All as Actor (145)

Beverly Hills 90210 - Season 5

Beverly Hills 90210 - Season 9

Its Always Sunny in Philadelphia - Season 2

Criminal Minds - Season 7

Sniper 3

ER - Season 14

ER - Season 7

The Mentalist - Season 5

The Big C - Season 2

Heroes - Season 1

Studio 60 on the Sunset Strip - Season 1

Hearts Afire - Season 3

NCIS - Season 13

Banshee - Season 1

Beverly Hills 90210 - Season 2

Parenthood - Season 3

Bosch - Season 4

Scandal - Season 2

Heroes - Season 4

The Big C - Season 1

The OC - Season 1

The Big C - Season 4

American Dreams - Season 2

Its Always Sunny in Philadelphia - Season 6

Banshee - Season 4

Parenthood - Season 4

Waist Deep

The West Wing - Season 3

Third Watch - Season 6

Bosch - Season 3

Third Watch - Season 4

The West Wing - Season 2

The Division - Season 3

Its Always Sunny in Philadelphia - Season 1

Bosch - Season 5

William Duffy'S roles