![When is Liar on ITV tonight, who's in the cast with Joanne Froggatt and Ioan Gruffudd and what is the series about? When is Liar on ITV tonight, who's in the cast with Joanne Froggatt and Ioan Gruffudd and what is the series about?](https://www.thesun.co.uk/wp-content/uploads/2017/07/downton_s_joanne_froggatt_is_a_serious_schoolteacher_in_first_look_image_from_itv_thriller_liar.jpg)
When is Liar on ITV tonight, who's in the cast with Joanne Froggatt and Ioan Gruffudd and what is the series about?
![Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article7664917.ece/ALTERNATES/s615b/Liar-Liar-kid-MAIN.jpg)
Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online
![Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article7664926.ece/ALTERNATES/s1200b/Liar-Liar.jpg)
Liar Liar's cute kid Max doesn't look like this now: Actor Justin Cooper all grown up and unrecognisable - Mirror Online
![Liar ITV cast: Meet Joanne Froggatt and Ioan Gruffudd as Laura and Andrew. Also Channel 7 in Australia, TVNZ 1 - Radio Times Liar ITV cast: Meet Joanne Froggatt and Ioan Gruffudd as Laura and Andrew. Also Channel 7 in Australia, TVNZ 1 - Radio Times](https://images.immediate.co.uk/production/volatile/sites/3/2017/09/LIAR_EPISODE3_07.jpg?quality=45&resize=768,574)