The 100 best sci-fi movies: film critics and experts, G-K

Leading sci-fi experts, filmmakers, science fiction writers, film critics and scientists pick the best sci-fi movies ever made

Browse all film critics and experts

Geoff Wilmetts

Geoff Wilmetts is the editor at, one of Britain’s most popular sci-fi fansites.

Glenn Heath Jr

Glenn Heath Jr is director of programming with the San Diego Latino Film Festival and writes for San Diego CityBeat, Slant, Little White Lies and CinemaScope.

Graham Ainsley

Graham Ainsley runs The Space Merchants vintage sci-fi bookshop and the monthly Science Fiction Theatre film club in London.

Guy Lodge

Guy Lodge is a film critic for Variety and a freelance film writer for Time Out, The Observer and others.

Helen Keen

Helen Keen is a writer, broadcaster and stand-up comedian with a passion for science. She hosted the first ever stand-up showcase at the CERN laboratory.

Ian Randal Strock

Ian Randal Strock is the publisher of Fantastic Books, the editor of and an author of fiction and non-fiction.

James Hoare

James Hoare is the editor of great British sci-fi magazine SciFiNow.

Jamie Graham

Jamie Graham is editor-at-large for Total Film magazine. He also writes for numerous other film publications.

Jane Crowther

Jane Crowther is editor-in-chief of leading UK film publication Total Film.

Joe Crowe

Joe Crowe is a writer and the producer of, an online magazine dedicated to sci-fi commentary, criticism and comedy.

Jordan Cronk

Jordan Cronk is a freelance film critic based in LA. His writing has appeared in the Cinema Scope, Fandor, The L Magazine, Reverse Shot, Sight & Sound, and Slant.

Jordan Hoffman

Jordan Hoffman is a writer and critic whose work can be read in the New York Daily News and on,, ScreenCrush and Times of Israel.

Kim Newman

Kim Newman is a journalist, author and film historian famous for his mordant wit, unflinching opinions and natty dress sense.