Brothers and Sisters 

The DVD release of Season Four did not include any audio commentaries.

 

Listing 12 commentaries.

Brothers and Sisters - The Complete First Season cover

Brothers and Sisters - The Complete First Season
4 commentaries
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Episode 1.03: “Affairs of State”
Commentators: Jon Robin Baitz Craig Wright Patricia Wettig Matthew Rhys

Episode 1.07: “Northern Exposure”
Commentators: Jon Robin Baitz David Marshall Grant Molly Newman

Episode 1.16: “The Other Walker”
Commentators: Alison Schapker Monica Breen Marc Guggenheim David Annable Emily VanCamp

Episode 1.23: “Matriarchy”
Commentators: Ken Olin Sarah Caplan Balthazar Getty

Brothers and Sisters - The Complete Second Season cover

Brothers and Sisters - The Complete Second Season
3 commentaries
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Episode 2.01: “Home Front”
Commentators: Ken Olin Patricia Wettig Matthew Rhys

Episode 2.07: “36 Hours”
Commentators: David Annable Sarah Jane Morris Emily VanCamp

Episode 2.16: “Prior Commitments”
Commentators: Monica Breen Matthew Rhys Luke Macfarlane

Brothers and Sisters: The Complete Third Season cover

Brothers and Sisters: The Complete Third Season
3 commentaries
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Episode 3.16: “Troubed Waters, Part 1”
Commentators: Rob Lowe Matthew Rhys Monica Breen

Episode 3.17: “Troubled Waters, Part 2”
Commentators: Rob Lowe Matthew Rhys Monica Breen

Episode 3.24: “Mexico”
Commentators: Alison Schapker Monica Breen Ken Olin

Brothers & Sisters: Season 5 cover

Brothers & Sisters: Season 5
2 commentaries
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Episode 5.10: “Cold Turkey”
Commentators: Jonathan Deiner Stephen Judge Nicole Carrasco

Episode 5.19: “Wouldn't It Be Nice”
Commentators: Jonathan Deiner Stephen Judge Nicole Carrasco

Involving 20 commentators.