*Warning: This episode contains spoilers for Episode One of Season Four of *Poldark.

Debbie Horsfield is the only writer of every episode of MASTERPIECE’s Poldark, so she definitely knows what’s on the horizon in the series’ fourth season. Secrets, lies and parliamentary politics come to Cornwall in a big way this season. Horsfield — who is also one of the series' executive producers — offers a sneak preview of the surprises still to come, and reveals why Aidan Turner was always the only actor she would cast as Ross.

*Warning: This episode contains spoilers for Episode One of Season Four of *Poldark. Debbie Horsfield is the only writer of every episode of MASTERPIECE’s Poldark, so she definitely knows what’s on the horizon in the series’ fourth season. Secrets, lies and parliamentary politics come to Cornwall in a big way this season. Horsfield — who is also one of the series' executive producers — offers a sneak preview of the surprises still to come, and reveals why Aidan Turner was always the only actor she would cast as Ross.

Debbie Horsfield Only Had One Man In Mind To Play Her 'Poldark'

MASTERPIECE Studio is your backstage pass to the PBS series—from Sherlock to Poldark. After the show, turn off the TV and tune in to MASTERPIECE Studio for the scoop with host Jace Lacob. Listen for exclusive interviews with the cast and crew of your favorite shows. Get the history lowdown behind the people and places you see on screen, and hear revealing stories from the set. MASTERPIECE Studio is made possible by Viking Cruises and Raymond James. Sponsors for MASTERPIECE on PBS are Viking Cruises, Raymond James, and The MASTERPIECE Trust.

TV & Film

After Shows

MASTERPIECE Studio is your backstage pass to the PBS series—from Sherlock to Poldark. After the show, turn off the TV and tune in to MASTERPIECE Studio for the scoop with host Jace Lacob. Listen for exclusive interviews with the cast and crew of your favorite shows. Get the history lowdown behind the people and places you see on screen, and hear revealing stories from the set. MASTERPIECE Studio is made possible by Viking Cruises and Raymond James. Sponsors for MASTERPIECE on PBS are Viking Cruises, Raymond James, and The MASTERPIECE Trust.

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Debbie Horsfield Only Had One Man In Mind To Play Her 'Poldark'

Debbie Horsfield Only Had One Man In Mind To Play Her 'Poldark'

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