How NOT to handle a situation - allowing these people to fly TWICE with you and only 'think' about charges upon their return.
Airliner hell as 40 drunks run amok on flight from Gatwick | Mail Online
HOW to handle a problem:
TheStar.com | GTA | Toronto man charged in airplane scare
ZERO TOLERANCE = everyone knows you go to jail right away and pay costs for your stupid actions.
'Thomas Cook is investigating events with a view to a possible complaint to police.'
Possible complaint?? Sounds like this airline is part of the problem.