Watch 123Movies. "WHAT IS A GROUP?" is a film by Ian F Svenonius which shows a rock 'n' roll band creating a record in the studio. "What is a Group?", narrated by alien life forms, is the first ever Sci-Fi documentary. Starring Katie Alice Greer, Daniele Yandel, Kid Congo Powers, Alex Minoff, Michelle Mae, Mary Timony, and the group CHAIN & THE GANG.