Line of Duty star Martin Compston has revealed to fans he does not know when the next series will air.

The Greenock born actor was responding to fans during a question and answer session on Twitter when he revealed that filming for season five will finish at Christmas.

Glasgow Times:

The star, who plays Detective Sergeant Steve Arnott, added that it is up to the BBC when the show is aired.

He said: "We’ll finish filming by Christmas, up to BBC from there when best to screen it."

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Glasgow Times:

The show has become a hit since it first premiered in 2012.

The 34-year-old also revealed he could not see himself playing any other character.

He joked: "Could never see myself in anything but a waistcoat."

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