* HBO's "Temple Grandin" (Claire Danes) is out on DVD tomorrow; "Less Than Perfect: Season One" (Sara Rue) is out (on DVD) Sept. 7 . . . Airing Aug. 21: Nat Geo marathons "Garbage Moguls," which focuses on eco-friendly manufacturer TerraCycle (7-11 p.m.) while EPIX, which has launched an aggressive PR campaign (trust me), will air "Inferno: The Making of The Expendables" (10 p.m.), a behind-the-scenes look at Sly Stallone's new action movie, "The Expendables" (which opened last Friday to tepid reviews).