A dentist's wife (Markie Post) helps a federal agent (Kelsey Grammer) gather evidence against her husband (Corbin Bernsen), who she suspects is involved in a series of murders. Gloria: Suzanne Barnes. Renata: Jeanne Cooper. Christopher: Matthew Best. Pat: Laurie O'Brien. Lipsky: John Putch. Silvia: Janet Graham. Aka "Beyond Suspicion."