Farris has an extensive background in Australian theatre having worked for several leading Australian theatre companies including the Sydney Theatre Company under Cate Blanchett and Andrew Upton's Artistic Direction, La Boite Theatre Company, Ensemble Theatre, Belvoir St Theatre, The Production Company and Christine Dunstan Productions. Farris' theatre credits include the critically acclaimed title role of Hamlet in Sport For Jove Theatre Company production at the Seymour Centre for which he received a 2012 Sydney Theatre Award nomination for Best Actor in a Leading Role in an Independent Production. Farris received rave reviews with iconic Sydney arts reviewer and co-founder of the Sydney Theatre Awards Diana Simmonds stating "Lindsay Farris' Hamlet is the most electrifying, memorable, sustained and intelligent realisation of the tragic Prince of Denmark I've ever seen". In 2011 he appeared in the Australian premiere of Anthony Neilson's play Edward Gant's Amazing Feats of Loneliness, a co-production between the Sydney Theatre Company and La Boite Theatre Company. Farris appeared as Dakin in the Alan Bennett play The History Boys at the Sydney Opera House. In May 2013 Farris reprised his critically acclaimed role of the Danish Prince in Sport For Jove Theatre Company's return season of Hamlet. Farris appeared in Noises Off and Mojo, both for Sydney Theatre Company. Farris was founder and Artistic Director of the National Youth Theatre Company.
Farris was founding Artistic Director of the National Youth Theatre Company of Australia and founding Chair of the National Youth Theatre Company Foundation. Farris has taught regularly at Newtown High School of the Performing Arts and has worked with students in performing arts at primary, secondary and tertiary schools across Australia including National Institute of Dramatic Arts and Western Australian Academy of Performing Arts. Farris is a regular lecturer at intensive education programs, including the NSW State Drama Camp, NSW Riverina School's Drama Camp, Big Day Out, National Institute of Dramatic Art Young Actors Studio, NSW State Drama Company and NSW State Drama Ensemble. He also lectures regularly at schools and community centers on the importance of film, theatre, acting, and drama in education. Farris wrote the screenplay for Untitled Lindsay Farris Project, for which he was shortlisted for the 2018 Pilot Launch Competition and was a finalist for the 2019 Inroads Screenwriting Fellowship and Table Read My Screenplay Competition. Farris has also written the stage plays Sugar Bowl and Touch. Farris is also author of the novel, A Young Actor's Guide to Becoming a Wanker.
Music
Farris is a pianist, who has performed in venues around Australia including the Sydney Opera House, Vanguard, Metro and The Spanish Club.
Charity work
Farris was co-founder and Chair of the National Youth Theatre Company Foundation.