When Gannon went outside and shot the toilet plumbing on the roof, he was shooting at an angle, but the water was shooting straight up from the pipe.
In bed with Beth, Gannon (Tony Franciosa) exposes his perfectly smooth chest and abdomen. It doesn't matter whether he is waxed or shaven it is doubtful a ranch hand/drifter in the old west would bathe on a regular basis much less be engaged in an intensive frontier 'manscaping' regime.