 After working on the arcade game Theme Park Mystery and SSI's Heroes of the Lance Howarth relocated to the USA in July 1990 after securing a position with the publisher Cinemaware.The company went out of business in 1991 but Howarth continued working on console titles for a company set up by Cinemaware co-founder Bob Jacobs.More recently Howarth has worked on creating applications for tablets and iPhones.