Wikimedia Commons/Sweetpea TV series Celebrity Discover Sweetpea, the dark comedy crime thriller with an 88% Rotten Tomatoes score. Ella Purnell stars in this hidden gem on Prime Video. March 14, 2026 AceShowbiz - Prime Video's diverse lineup continues to impress audiences worldwide, with a notable highlight being the six-episode dark comedy crime thriller Sweetpea. Headlined by Ella Purnell, this small-scale series is steadily building a dedicated fan base, despite being overshadowed by the streamer's tentpole hit Fallout.