I don't think
there are "serial" killers on cruise ships, but there could be! Recently a man here was charged with murder and was out on bond (I
don't know why
His mother and step-father bought him a cruise ticket and he sailed from Galveston to Cozumel and didn't reboard.
Thankfully, they caught up with him in Canada and he was arrested (Mother and step-father are in jail, too.) But he was
on the ship for a while!
Being on a ship is like being in a small town. You really never know who's the "bad guy" until it's too late
advice is here:
Originally Posted by Fruitcake
The best advice is to always be aware. Stay with others. Don't go wondering off alone.