Scare Tactics Season 5 Episode 12 Fright at the End of the Tunnel ( Air Date 2013-01-30 ) Genre Comedy, Reality category. Overview "An exterminator's assistant learns that rat traps cannot contain the creatures living under a tunnel. The loser of a comedy awards show tries to kill his way to the top. Target practice turns deadly for a knife-thrower and a young man is forced to marry pair of freakish sisters.".