Didn't really work out for him here but never nice to hear anyone suffering from cancer so good that Vialli has been given the all clear.. https://www.bbc.co.uk/sport/football/52274079
Yes - in robbery. https://www.google.co.uk/amp/s/amp.theguardian.com/football/2001/oct/03/newsstory.sport8 Thankfully was ok .
Although he only played four games for Watford, surely the one who finished up in the most trouble was Graham French who had three years inside after he was involved in a shooting incident in 1970. After he was let out he moved about a bit, including a brief stint in the USA, but did remerge as Graham Lafite. A few years ago his daughter was looking to see if she could find him, but it looks as if he has chosen to vanish.