In 2000–2001, he appeared in over 50 twice-weekly episodes of the UK/NZ teen sci-fi series The Tribe as Lt. Luke.

Tomuri has had guest roles in the long running TV New Zealand soap Shortland Street (2004–2005), Revelations – The Initial Journey (2003), and the syndicated-by-ABC series Legend of the Seeker (2008) for which he has also done regular stunt work.

[1] He has had minor roles in the 2001 New Zealand film Snakeskin, as pirate Bill Jukes in Peter Pan (2003), and Columbia Pictures horror film 30 Days of Night, and a central role in the short Ergotism.

In 2013, he began work as a stunt double for Tom Hardy, in films including Mad Max: Fury Road, Legend, The Revenant, and Venom.

[3] After completing his secondary school education, Jacob started working and learning at The New Zealand College of Performing Arts in Porirua.