(written from a Production point of view)
Walker Brandt (also known as Walker Stafford) is the actress who portrayed Cadet Jean Hajar in the 1992 Star Trek: The Next Generation fifth season episode "The First Duty". She filmed her scenes on Wednesday 29 January 1992, on Friday 31 January 1992, and on Monday 3 February 1992 on Paramount Stage 16.
Brandt trained acting under coaches such as Uta Hagen and Mark Piatelli and made her first appearance as Kim Furillo in the 1991 comedy City Slickers which featured fellow Star Trek performers Tracey Walter, Noble Willingham, and Robert Costanzo. Following her Star Trek role, Brandt portrayed the female lead role in the science fiction film Lunarcop (1994) and supporting parts in the western Trigger Fast (1994, with Corbin Bernsen), the drama Malevolence (1995, with Michael McGrady, Annie O'Donnell, Clint Carmichael, and Robert Miano), and the action drama Dante's Peak (1997, with Elizabeth Hoffman, Tzi Ma, Bill Bolender, and Brian Reddy).
After guest parts in the television series The Single Guy (1995) and Viper (1997, co-starring Dawn Stern), Brandt played a leading role in the german action series Die Gang (1997). Further work includes the thriller Indiscreet (1998, with James Read), guest roles in The Pretender (1999, with Harve Presnell, Tim Lounibos, Albie Selznick, Sean Smith, and Deborah Lacey) and Beverly Hills, 90210 (2000), the drama The Calling (2002, with Brad Dourif), the short drama Empty (2005), and the short drama Unconditional (2008, starring Hudson Leick).
Brandt is married to Jeff Stafford since 2000 and is specialized in voice work. More recently, Brandt appeared in the short horror film Cubicle (2010) and had a guest role in the Femme Fatales episode "Bad Medicine" (2011).