speared by spear gun and cannot continue diving. Jeff and his wife separate. Season three Season three ran for 31 episodes and premiered on Monday, 9 February 1998. A couple of episodes into the season, it was moved to Tuesday nights. Steve Bisley is also added to the opening credits for a number of episodes near the end of the season. New characters included: Constable Emma Woods Liz Robinson (played by Rebecca Hobbs) Detective Senior Constable Jack Christey Detective Sergeant Louise Bradshaw (played by Sonia Todd) Terry Madigan (played by Ritchie Singer) Major storylines included: Frank getting back together (for a while) with his ex-wife Liz. Rachel and tough-talking detective Jack Christey have a one-night stand. Tayler is shot. Rachel works with Tommy on a number of occasions, while Frank is away. Frank's relationship with undercover cop Louise ends when she is shot dead. Helen is promoted to Senior Sergeant. Season four The fourth series began on Tuesday, 16 February 1999 and ran for 32 episodes. It was a series of change for Water Rats, which included both Colin Friels' and Catherine McClements' departures within 18 episodes of each other. It introduced some new and old characters such as: Detective Senior Constable Michael Reilly Detective Sergeant Jack Christey Gillian Swain (played by Liz Burch) Suzi Abromavich (played by Roxane Wilson, who also appeared in one episode in series three) Detective Senior Constable Alex St Clare Major storylines included: Helen's relationship with lawyer Gillian Swain. Michael Reilly, from VIP security, becomes the third detective. Frank leaves the Water Police, sailing to Venezuela. Jack replaces Frank and his relationship with Rachel gets off to a rocky start. Jack is promoted to Detective Sergeant. David is kidnapped. Rachel and Jack start their relationship again. Rachel is stabbed, and dies in Jack's arms. Jeff and his wife get a divorce. Tayler leaves the Water Police, joining Pol-Air. Alex St Clare replaces Rachel. Season five The fifth season began airing on Tuesday, 22 February 2000, and ran for 36 episodes, the longest out of the six seasons of the show. Ratings began to fall slightly, as a result of McClements' departure the previous year. A number of regular characters also left, including Jay Laga'aia and Scott Burgess, whose character was not seen at all in series five, and his whereabouts was finally mentioned in series six. New characters included: Senior Constable Matthew Quinn Constable Donna