Three pieces of theme music are used for the episodes: one opening theme and two ending themes.

An opening narration was not used for the first two episodes.

Medical researchers were also used heavily for the episodes, with crushing, drug addiction scars and heart surgery all being featured.

The first episode also features a different apartment from the one used for the next 93 episodes and the movies.

Four theme songs are used for the episodes; one opening theme and three ending themes.

Six pieces of theme music are used for the episodes; five opening themes and one closing theme.

The song was used for the first 26 episodes of the series.

This version was used for all the episodes in the season without Pileggi.

It is used for the first 15 episodes.

This plot was later used for the final two episodes of the second season.