Sial IV backdrop
Sial IV poster
Sci-Fi & Fantasy
Mystery

The Best Seasons of Sial IV

Every season of Sial IV ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sial IV!

The Best Seasons of Sial IV

Sial IV is a Swiss television miniseries by Greek filmmaker and writer Adonis Kyrou, adapted from the speculative fiction novel Deadly Image (AKA The Uncertain...