See it. Say it. Stop it. The Crime Stoppers program offers anonymity to anyone providing information of significant use or leading to an arrest, but how effective is it when it comes to cold cases? In this bonus episode we talk to Sean Sportun, Chair of Toronto Crime Stoppers who says the program is 100 per cent relevant.

In January of 1998, 29-year-old Hamilton, Ontario resident Sheryl Sheppard disappeared. Police say it is like she vanished off the face of the earth. The last person to see her was her fiancé Michael Lavoie. According to investigators he had dropped her off at an adult entertainment club in Niagara Falls. In this episode we talk to Sheryl's mother who has never given up on trying to find out what happened to her daughter and to the detective working on this 25-year-old cold case.

In August of 2010, 42-year-old Orangeville, Ontario nurse Sonia Varaschin was reported missing after she did not show up for work. Her body was found days later in a wooded area in nearby Caledon. Her killer has never been found. Police say they have received more than 1,500 tips from the public, but continue to search for the “one piece of information that will lead to an arrest.” In this episode we talk to the investigator working on this unsolved homicide and to one of Sonia's old friends who is still asking, “Who could have done this?”