Thomas Sainsbury is a New Zealand actor, writer, comedian and filmmaker. Sainsbury began his acting and writing career in theatre. He became well known in New Zealand from 2017 for his short form comedy videos released on social media. As a comedy writer and performer he has contributed to Pork Pie, 7 Days, Jono and Ben, Shortland Street and Wellington Paranormal. With Madeline Sami he co-wrote Super City, which won the SWANZ Scriptwriters Best Comedy Script Award in 2011.

7 Days is a New Zealand comedy game show focused on current events, hosted by Jeremy Corbett and created by thedownlowconcept. It has aired on Three since its premiere in 2009. Two teams, consisting of a team captain — until 2022, nearly always Paul Ego and Dai Henwood — and other comedians, answer questions about stories from the last week; since 2022, the team captains have changed each week. As of 2024, 7 Days has aired for 16 seasons.