Five area theaters - the K-B Cinema on Wisconsin Avenue, K-B Cinema 7 at Bailey's Crossroads, Marlow, New Carrollton and Springfield Cinema - will share the first-run engagement of Steven Spielberg's UFO thriller, "Close Encounters of the Third Kind," potentially the second science-fiction blockbuster of the year. The local opening date is Wednesday, Dec. 14. The Film, which co-stars Richard Dreyfuss, Francis Truffaut, Melinda Dillon and Teri Garr, will begin commerical runs in New York and Los ANgeles only on Monday, Oct. 31, following a "world premiere press preview" at at the Pacific Dome Theater on Sunset Boulevard on Monday, Oct. 24.

Meanwhile, the first blockbuster, "Star Wars," moves ever closer to the modern box-office records established two years ago by Spielberg's "Jaws." Domestic receipts are approaching $140 million, and the Uptown Theater passed the $1 million landmark on Monday.

At the close of 16 weeks, "Star Wars" had grossed $1,002,120 at the Uptown, which had the picture exclusively for five weeks. The film had grossed an additional $1,270,574 at six area theaters where it's played for 11 weeks and $475,206 at eight more houses where it's played for four weeks, bringing the box-office grand total to date in the Washington exchanged to $2,747,900.

Al Pacino's first movie in two years, "Bobby Deerfield," opens Wednesday, Oct. 26, at the Avalon 1, K-B Cinema 7, K-B Georgetown Square, Marlow, New Carrollton and Tyson's 1. Derived from Erich Maria Remarque's novel "Heaven Has No Favorites," the film stars Pacino as a Grand Prix driver romantically entangle with Marthe Keller and Anny Duperey. Henry Winkler's first starring vehilce. "Heroes," begins at the K-B Fine Arts on Wednesday, Nov. 2. A Carl Reiner comedy, "Oh God," co-starring George Burns and John Denver, arrives at area theaters on Wednesday, Oct. 5, and Ken Russell's "Valentino," which stars Rudolph Nureyev and could have everyone muttering "Oh, God!" begins a multiple engagement on Friday, Oct. 7.

Richard Brooks' "Looking for Mr. Goodbar," an adaptation of the Judith Rossner best-seller with Diane Keaton, Tuesday Weld and William Atherton, is the fall attraction at the K-B Cinema, beginning Wednesday, Oct. 19. The Senegalese feature "Xala," directed by Ousmene Dembene, will inaugurate a foreign-language booking policy at one and perhaps two units of the K-B Studio starting Wednesday, Sept. 28. Carlos Saura's "Cria" andWerner Herzog's "Strozsek" are in the wings at the Dupont Circle and Inner Circle, respectively.

The resumption of school has brought several announcements of new and renewed movie courses. Margot Kernan is offering "The Language of Cinema" and "Film Directors and Styles" Thursday afternoons at George Washington University. She is also teaching a course on the work of Alfred Hitchcock in conjunction with the new Monday night "Rediscovery" series at the Amercian Film Institute Theater. The AFI showings moderated by Kernan also serve as the screenings for her class at GWU. Those interested should contact Kernan at 676,7565 or through The Division of Experimental Programs, Room 409 in Monroe Hall.

Sheldon Tromberg is reviving "The Business of the Movie World" for the Continuing Education division of Georgetown University on seven Monday evenings beginning Sept. 19. Tromberg has also added a seminar on "Feature Motion Picture Production," scheduled for seven Tuesday meeting beginning Sept. 20. Detailed information about registration and fees may be obtained by calling 625-3001.

Joel Siegel has organized a film-and-lecture series on acting currently under way at the Smithsonian on Wednesday evenings. The films scheduled to be shown include "The Golden Coach," "Sylvia Scarlett," "Loving," Picnic," "Billy Liar," "The Shop Around the Corner," "The Pirate" "Petulia" and "Alex in Wonderland." Detailed information about the program and fees may be had at 381-5157.

The Pantages Film Society, organized on the American University campus, has announced a series of Thursday night revival programs. The October schedule includes double bills of "Bringing Up Baby" and "The General," Hitchcock's "THe 39 Steps" and "Shadow of a Doubt" and the '50s sci-fo landmarks "Invasion of the Body Snatchers' and "The Day the Earth Stood Still." For further information contact Grant Perry or Robert Mazer at 686-2604.