Lieutenant Longworth is a native of St. Louis who began his law enforcement career in 1977 as a Police Cadet with the St. Louis Metropolitan Police Department. In 1980, he graduated from the Greater St. Louis Police Academy and was assigned as a patrol officer in North St. Louis City. During his tenure with the St. Louis Metropolitan Police Department, Lieutenant Longworth served as a Patrol Officer, Detective, Patrol Supervisor, Detective Supervisor and Special Operations Supervisor.
On December 5, 1999, Lieutenant Longworth retired from the St. Louis Metropolitan Police Department, and the following day continued his law enforcement career with the St. Louis County Police Department.
Lieutenant Longworth was assigned to the South County Precinct until February 2001. He was then transferred to the Bureau of Crimes Against Persons. In December 2004, he was promoted to the rank of Sergeant and served as a Patrol Supervisor in the Central and West County Precincts. During this time, Lieutenant Longworth also served as a Deputy Commander for the Major Case Squad of Greater St. Louis. Most recently, Lieutenant Longworth was assigned as a supervisor in the Bureau of Crimes Against Persons - Robbery / Homicide Unit.
In December of 2013, Lieutenant Longworth was promoted to his current rank and transferred to the Division of Patrol, where he is currently assigned as a watch commander for the South County precinct. During his tenure with the St. Louis County Police Department, he has received several letters of appreciation and two Chief's Letters of Commendation.