US Army Helijet This variant of Helijet was employed by the US Army. It appeared in Pit of Peril. On board were the pilot Charlie, and Lieutenant Mead and Sergeant Reynolds The Helijet was used to lower Mead then Reynolds into the pit in attempts to hook a line to the Sidewinder, in the hope it could be pulled out of the pit by helicopter. The attempts failed, leaving both men badly burned.