By EW Staff
Updated January 12, 1996 at 05:00 AM EST

SCI-FI MOVIE MACHINE (TDC Interactive, CD-ROM for PC and Mac, $34.95) Here’s a neat spin on the emerging genre of direct-your-own-movie games — instead of having you draft a script, customize virtual actors, and select scenery, this disc lets you assemble instant masterpieces from nearly 300 video clips in 27 categories — including Geek Speak (”We’ve lost telemetry!”), Insultathon (”You always f — – it up”), and Cute Aliens. Trouble is, these seconds-long snippets, lifted from such B movies as Robot Wars and Dollman, are so disparate in nature that stringing together a coherent narrative is virtually impossible. B-