Bradley and Barney Walsh host as contenders take on the superhuman Gladiators for a quarter-final place. Comet takes on Hang Tough, and Diamond races up The Wall.
+ Episode Program Guide E P G ! !
+
++ ++ +++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+ Head to America's far north for a peek at its
+ waterway's fighters, as a spring thaw pits eagles
+ against herons and dragonfly nymphs against venomous
+ water bugs.
+
