Scare Tactics (2003)

S5E12 Fright at the End of the Tunnel

An exterminator's aide discovers that rat traps are ineffective against the creatures lurking beneath a tunnel. Meanwhile, a comedian who lost an awards show becomes desperate to claw his way to success. A knife-thrower’s practice session takes a perilous turn, and a young man finds himself in a bind, compelled to marry a pair of bizarre sisters.