Batsman Paul Harrison impressed on trial for Northants last season, and has secured a one-year deal.
Wigley, 28, joined Northants from Worcestershire in 2006 but has been dogged recently by fitness problems.
BBC: David Wigley one of three players released by Northants
Northants people also have a fear of car and violent crime above the national average.
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Northants began the last day 243 runs behind but with their 10 second-innings wickets intact.
Knowing that victory would be see them promoted, if Essex fail to beat Derbyshire, Northants began poorly.
Alex Wakely made only five before he was bowled by Garnett Kruger, leaving Northants reeling on 16-2.
Earlier, three wickets each for Jack Brooks and Lee Daggett helped Northants bowl out Sussex for 274.
BBC: Hall starts with a win as Northants squeeze past Sussex
And David Willey, son of former Northants player and current umpire, Peter, burst onto the scene last season.
Brown has taken almost 600 wickets for Northants in all competitions since making his first-team debut in 1996.
With Ricky Ponting's side trailing 1-0 in the series, the tourists had hoped to include Lee against Northants.
Cosgrove looked set to register another century against Northants following the 102 he scored against them last season.
Beginning the day three points behind second-placed Essex, Northants were in trouble at 44-4 after losing the toss.
Simon Cook then removed Northants opener Stephen Peters before the close, to leave the hosts 38-1 at stumps.
Defending champions Warwickshire, Surrey, Northants, Hampshire and Leicestershire, who Scotland beat twice last year, make up the group.
But James Middlebrook will bolster the Northants' spin attack after joining from Essex.
Gloucestershire skipper Alex Gidman won the toss, inserting Northants in cold, cloudy conditions.
But Hussain struck once more before the close as Northants slumped to 34-3.
Two years later, however, he enjoyed his best season for Northants, taking 66 wickets at an average of 23.71.
Mr Trunkfield, of Moulton, Northants, will appear in court at a later date.
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The Tories held every other council in Northants except Corby, held by Labour.
Northants have also signed batting all-rounder Vishal Tripathi on an initial three-month deal.
"This is a major boost to our hopes of success, " Northants head coach David Capel told the club website.
With Cosgrove's departure the tempo of the innings changed as the Northants bowlers found a better line and length.
Monty Panesar wrapped up the innings for 250 and Northants soon ploughed on.
BBC: SPORT | Cricket | Counties | Northants on top despite Taylor
Northampton Saints and ASDA will now continue their pre-application discussions with Northampton Borough Council and the West Northants Development Corporation.
They shared 69 before Middlebrook then added another 84 with Gavin Barker (35) to help Northants to 469 all out.
Peter Siddle, Stuart Clark and Watson then shared seven wickets but Mitchell Johnson's problems continued as Northants posted 226-7 declared.
Northants begin their build-up to the new season with a one-day friendly against Glamorgan at Northampton on Monday, 29 March.
Northants have been hit hardest by the ECB ruling and will miss South African all-rounders Hall and Van der Wath.
White fell to AJ Harris (2-106) before the close for 193, as Northants ended the day in control on 465-6.
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