Ella Purnell is slipping back into the shoes of Rhiannon Lewis. Sweetpea, the darkly comic thriller that became one of last year’s most talked-about dramas, has confirmed its second season release date alongside a new trailer that promises a copycat killer, fresh complications and Rhiannon’s secrets under more pressure than ever.
A Copycat Raises the Stakes
The first season ended with Rhiannon’s carefully constructed double life intact but fragile. Season 2, according to the new footage, introduces a copycat whose crimes threaten to draw police attention back to the original offences. That forces Rhiannon into an uneasy juggling act: protect her secret, manage a new relationship and work out who is imitating her. Fans browsing our entertainment pages will find the show’s blend of jet-black humour and genuine menace fully intact in the trailer.
The trailer leans into the show’s signature tone: candy-coloured suburbia on the surface, menace underneath. Rhiannon’s day job, her friendships and her carefully maintained ordinariness all feature, intercut with flashes of the copycat’s work that suggest the newcomer knows far more about her than any stranger should. The final shot, already dissected by fans online, hints that this season’s threat is personal rather than random.
Purnell’s Star Keeps Rising
Purnell’s performance was the breakout element of season one, earning praise for making an unlikely antihero both funny and unsettling. Since then her profile has climbed further with high-profile streaming roles, and producers have leaned into that momentum, describing the new run as bigger in scope while keeping the story rooted in Rhiannon’s small-town world.
Her casting story has become part of the show’s mythology: a performer best known to many viewers from animation voice work and supporting roles, seizing a lead part that demands charm, comic timing and genuine darkness in the same scene. Critics singled out her ability to hold the audience’s sympathy precisely where the character least deserves it, a trick the second season will need even more.
What Else the Sweetpea Trailer Reveals
Brief glimpses suggest returning faces, a sharper visual style and at least one confrontation that fans will be freeze-framing for weeks. The show’s creators have promised that the copycat storyline pays off threads planted in the earliest episodes. More detail on episode counts and guest stars is expected in streaming news and TV updates ahead of the premiere.
Producers have confirmed the core ensemble returns, with new additions kept deliberately vague in pre-release materials to protect the twists. Episode titles have also been withheld, a small but telling sign of how spoiler-conscious the production has become after season one’s finale leaked in outline form days before broadcast in some territories.
Sweetpea’s return is one of the autumn’s most anticipated streaming events. If the trailer is any guide, Rhiannon Lewis remains television’s most charmingly dangerous protagonist.

