Martin was commissioned by Collabor8te to direct LIAR, his third commissioned drama short. The film was made by Blue Iris Films in association with Rankin Film Productions, The Bureau and Dazed Film. Martin was delighted to work with producers Katie Crook and Olivia Gifford, cinematographer David Liddell, casting director Claire Catterson from Des Hamilton Casting with a screenplay by Rory Stewart. The film won the BAFTA New Talent Award for Best Writing, and had its International Premiere at the IndieCork International Film Festival in October 2013 where it was Nominated Best International Short. It then screened in Competition at the Bilbao International Short Film Festival, being Nominated Best International Short, before hitting the festival circuit.
Post production took place at Rushes London, the grade by long term collaborator Simone Grattarola. Smoke work was by David Kiddie. Sound design was by Jack Coghill at Elevator Audio.