Cast Credits Rosemary & Thyme (2003) Guest starring as Maria Carson Episode 3x04: Agua Cadaver (Feb 4, 2006) Trial & Retribution (1997) Guest starring as Christine (2 episodes) Episode 12x02: Siren (2) (Jan 16, 2009) Episode 12x01: Siren (1) (Jan 9, 2009)