David Tennant: Broadchurch TV success unexpected

Actor David Tennant has said he did not expected ITV crime drama Broadchurch to become ''part of the national conversation''.

He was speaking to BBC Radio 4's Front Row, as Broadchurch returns to TV screens on Monday.

The first series focused on the death of young boy, Danny Latimer, and its impact on the small coastal town.

The full interview with David Tennant will be broadcast on BBC Radio 4's Front Row at 7.15pm on Monday 5 January.