Just a day before network upfront presentations are scheduled to kick off, there has been a flurry of casting activity here in Hollywood. Boston Legal 's Saffron Burrows has joined the cast of NBC's drama series My Own Worst Enemy , starring Christian Slater and Mike O'Malley about a well-mannered family man Henry, whose alter ego Edward is a spy and all-around international man of mystery. Burrows will play Norah, Edward's girlfriend and Henry's psychiatrist. Production on the first episode is slated to get under way soon. My Own Worst Enemy , from Universal Media Studios and writer/executive producer Jason Smilovic ( Kidnapped ), was ordered to series in April off of the pilot script; no pilot was shot. Frances Fisher ( In the Valley of Elah ) has come aboard an eight-episode arc on the next season of Sci Fi's drama Eureka , where she will play Samantha Thorne, a corporate fixer assigned to clean up the mess at Global. In a major casting coup, indie actor extr