Liar A teacher and a surgeon are rocked by scandalous accusations after they enjoy a seemingly innocent date. Details Casts Videos Galleries Posters Season Lists Title Liar Genres Drama Crime Mystery First Air Date 2017-09-11 Last Air Date 2020-04-06 Episode Runtime 00 Hours 46 Minutes Total Season(s) 2 Total Episode(s) on All Seasons 12 Runtime 46 Production Companies Two Brothers Pictures Joanne Froggatt... Laura Nielson... Ioan Gruffudd... Andrew Earlham... Zoë Tapper... Katy Sutcliffe... Shelley Conn... DI Vanessa Harmon... Danny Webb... DS Rory Maxwell... Richie Campbell... Liam Sutcliffe... Katherine Kelly... DI Karen Renton... Amy Nuttall... Winnie Peterson... Sam Spruell... Oliver Graham... LIAR: NEW Series Official Trailer | SundanceTV (Trailer) LIAR: 'Laura Remembers' Official Teaser Trailer | SundanceTV (Teaser) LIAR: 'Andrew Remembers' Official Teaser Trailer | SundanceTV (Teaser) Liar | Trailer | ITV (Trailer) LIAR: 'Andrew' Official Teaser Trailer | SundanceTV (Teaser) LIAR: 'Laura' Official Teaser Trailer | SundanceTV (Teaser) Original Size (3000x1688) Original Size (1280x720) Original Size (1920x1080) Original Size (2110x1187) Original Size (2880x1620) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (2450x1378) Original Size (3840x2160) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (3840x2160) Original Size (1280x720) Original Size (1920x1080) Original Size (1000x1500) Original Size (1000x1500) Original Size (1400x2100) Original Size (1000x1500) Original Size (2000x3000) Original Size (1366x2048) Original Size (708x1000) Original Size (1000x1500) Original Size (1040x1560) Original Size (1000x1500) Original Size (1000x1500) Original Size (1000x1500) Original Size (1000x1500) Season 1 6 Episode(s) 2017-09-11 Season 2 6 Episode(s) 2020-03-02