Years later a generic version of Gleevec became available at a much reduced cost.
While looking at the television screen art exhibit, Green says, "Must see t.v." This phrase is one of the slogans used by the show's original broadcast network, NBC.
John Cunningham has played five different characters over the course of the series:
- Episode 2.11 His Hour Upon the Stage (1991) - Cobb.
- Episode 3.18 Animal Instinct (1993) - Donald Walsh.
- Episode 5.2 Coma (1994) - Max Weston.
- Episode 7.14 Working Mom (1997) - Daniel Metzler.
- Episode 9.7 Venom (1998) - Daniel Metzler.
- Episode 9.22 Admissions (1999) - Mr. Crowley.
- Episode 18.4 Bottomless (2008) - Daniel Metzler.
- Episode 12.12 Undercovered (2002) - Daniel Metzler.
Rosa Arredondo has played four different roles over the course of the series:
- Episode 6.7 Humiliation (1995) - Nina.
- Episode 9.10 Hate (1999) - Cecilia (as Rosa Evangelina Arredondo).
- Episode 12.12 Undercovered (2002) - Mrs. Garcia.
- Episode 19.18 Promote This! (2009) - Juanita Stratton.