P3b6 4-Tel 306 Sat 02 Jan C4 00:11:44       Channel 4 Film preview   THE MAN WITH TWO BRAINS  23.45-01.20 Late Friday  00883 95mins 888  A late-night double bill of Steve Martin comedies begins with this lively and inventive caper in which he plays a brilliant brain surgeon. Frustrated by his 3jxless marriage to a heartless, schfming vamp (Kathleen Turner), Martin finds love with the disembodied brain of a@lurdered woman. David Warner co-stars —s a suitably mad professor, and Turner is in finb form sending up her own role in Body Heat. Directed by Carl Reiner 2/5 Films tomorrow Brookside R2R PALplqs