Sigal
Sigal is the last name of an actress who appeared as a Penthara IV scientist in the  fifth season episode  for which she filmed her scenes on Monday  on Paramount Stage 16.

According to a call sheet for the fifth season episode , Sigal was scheduled to appear as an Enterprise-D crewmember in a corridor scene (scene 51A). This scene however was not part of the final episode.

Sigal
Sigal