The Sign (2023) is a Mystery, Drama, Action & Adventure, Sci-Fi & Fantasy series that follows two men join a high-stakes special ops team to solve supernatural crimes, while a hidden connection from their past lives complicates everything. The Sign is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.7 out of 10 from 22 votes. Fans of mystery series may also want to explore similar titles below.