NEW YORK — Debra Kara Unger, Eric Lloyd, Jamey Sheridan and Terry Kinney are starring in Bette Gordon’s independent film “The History of Luminous Motion.”Gordon’s first feature, “Variety,” made its premiere at the Cannes Film Festival. Based on Scott Bradfield’s novel, “Motion” tells the story of the unique relationship between a young boy and his carefree and seductive mother. The film is currently lensing in New York and New Jersey. Ted Hope and Anthony Bregman of Good Machine are producing. Eric Rudin is exec producer and Elyse Goldberg is co-producer. Worldwide sales of the film will be handled by Good Machine Intl., the newly formed sales company formed by Good Machine principals Ted Hope, James Schamus and David Linde. Other films recently produced by Good Machine are Ang Lee’s “The Ice Storm,” which opens the New York Film Festival on Sept. 26, and Edward Burns’ “Long Time Nothing New.” Good Machine is currently in production on Todd Solondz’s latest project, which stars Jane Adams, Lara Flynn Boyle and Cynthia Stevenson, with Christine Vachon of Killer Films for October Films.