Moreover , Welliver is well known for playing the semi-regular character Silas Adams on the HBO series Deadwood .
On television , he had a recurring role as a doctor on NYPD Blue and was one of the stars of the CBS police drama Brooklyn South .
Welliver is well known for playing the semi-regular character Silas Adams on the HBO series Deadwood .
On television , he had a recurring role as a doctor on NYPD Blue and was one of the stars of the CBS police drama Brooklyn South .