Well they just announced the cast.
From BBC Press Office
Dougray Scott, Joely Richardson, Brian Cox, Vanessa Redgrave, Eddie Izzard and Jason Priestley star in The Day Of The Triffids, written by Patrick Harbinson (ER, Law & Order).
This epic, apocalyptic and futuristic two-part drama is a co-production between Power and Canadian producer Prodigy Pictures for BBC One.
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Justin Bodle, Executive Producer, Power says: "We are enormously excited to have secured this stellar cast for The Day Of The Triffids. Together with its amazing effects and iconic locations, it will deliver the drama mini-series event of 2009."
Julie Gardner, Head of Drama, BBC Wales, adds: "The incredible cast lined-up for The Day Of The Triffids is testament to the quality of Patrick Harbinson's script. We hope audiences, both old and new, will be captivated by this modern take of John Wyndham's classic best-selling novel."
The confirmed cast list includes: Dougray Scott as Bill Masen; Joely Richardson as Jo Playton; Brian Cox as Dennis Masen; Vanessa Redgrave as Durrant; Eddie Izzard as Torrence and Jason Priestley as Coker.
Filming in the South-East of England until April for transmission later this year, The Day Of The Triffids is a Power production for BBC One.
The Executive Producer is Justin Bodle (Power); Stephen Smallwood is the producer (Murphy's Law) and the director is Nick Copus (The Summit, EastEnders).
Further Executive Producers are Jay Firestone (Prodigy Pictures) and Julie Gardner (BBC).
The Day Of The Triffids is part of the broad mix of dramas commissioned for BBC One for transmission in 2009 which includes Occupation, Small Island, Emma and Sherlock.
The Day Of The Triffids is also being shown on BBC HD