The Turn A Gundam Blu-ray releases included episode commentaries by voice actors and actresses and other staff. The episodes were selected by fan poll, indicating their popularity. You can download the audio tracks via the MEGA folder. Translations for each episode commentary is listed below.
Highlight of info (selected by me)
Episode 1: Howling at the Moon (feat. Romi Park, Rieko Takahashi, and Akino Murata)
Episode 8: Laura’s Cow (feat. Romi Park, Kumiko Watanabe, and Jun Fukuyama)
Episode 10: Visit to a Grave (feat. Akino Murata, Tetsu Inada, Jun Fukuyama, and Setsuji Sato)
Episode 21: Dianna’s Desperate Fight (feat. Rieko Takahashi, Noriko Kitou, and Ai Kobayashi)
Episode 27: Sunrise at Midnight (feat. Romi Park, Hōchū Ōtsuka, and Akino Murata)
Episode 43b: Dark History (feat. Akira Yasuda, Hideyuki Tomioka, Tetsuko Takahashi)
Episode 49: Moonlight Butterfly (feat. Inada Tetsu, Tsuyoshi Koyama, Yumiko Nakanishi, and Takehito Koyasu)
Episode 50: The Golden Autumn (feat. Romi Park, Takehito Koyasu, and Rieko Takahashi)
Moon's Cocoon 