Other shows featured in the preview include Vera, Whitechapel, The Guilty, Doc Martin, Poirot and new 1960s medical drama Breathless.
Watch the trailer…
The music in the trailer is ‘The Closer I Get’ by Katie Herzog.
> Order Series 4 of Downton Abbey on DVD on Amazon.
What are you most looking forward to on ITV this autumn? Let us know below…