 David J. Smolar (qv), who appears in the final episode of season 3  as a reporter talking to Councilman Gray, previously appeared as the  piano player in a restaurant scene between DAngelo and his  girlfriend in episode 5 of season 1. Smolar performed the piano  music heard in that episode, a posthumous Chopin Etude and later  movement 2 of Beethovens Pathetique Sonata.