The 'red dot' looking lapel pin that Michael Dorn - played by Donald Sutherland - wears is a French Legion of Honor pin.
The ScanGen used by the team, is based on a device called Virtopsy, which is used to do autopsies without cutting the body.
William Fichtner moved his family to Prague while filming seasons 1 and 2, even enrolling his children in a local international school for the duration of their stay.