It took four hours to put makeup on the "bicycle girl" zombie. For it to look like she was missing her lower torso they used blue pants to be removed in editing.
With audiences in excess of 5 million, this was - at the time - the most watched series premiere in AMC's history.
The first season was shot over a period of two months.
Is titled "Days Gone Bye", which is the same title for the first volume in the comics.