Private Practice 

The DVD releases of Season Two and Season Three did not include any audio commentaries.

 

Listing 3 commentaries.

Private Practice: The Complete First Season cover

Private Practice: The Complete First Season
3 commentaries
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Episode 1.01: “In Which We Meet Addison, a Nice Girl From Somewhere Else (Extended)”
Commentators: Shonda Rhimes Betsy Beers Kate Walsh

Episode 1.07: “In Which Sam Gets Taken For A Ride”
Commentators: Paul Adelstein Amy Brenneman

Episode 1.09: “In Which Dell Finds His Fight”
Commentators: Taye Diggs Chris Lowell

Involving 7 commentators.