The lead star, who plays Rhiannon Lewis, has opened up about what it was like to film the game-changing (and gory) scene at the end of episode 1 of Sweetpea.

Thanks to "Yellowjackets" and "Fallout," Ella Purnell's star has risen exponentially, but "Sweetpea" represents a step forward for the actor: It's the first series she's executive produced.

Despite her upcoming murderous portrayal, Ella Purnell struggled to stomach her latest role. As the British actress discussed her homicidal character Rhiannon Lewis in Sweetpea, premiering Oct. 10 ...

Thanks to "Yellowjackets" and "Fallout," Ella Purnell's star has risen exponentially, but "Sweetpea" represents a step forward for the actor: It's the first series she's executive produced.