Theo Paphitis joined the panel of the British television show Dragons' Den in its second series.
The second series followed the programme's launch in 2005 and expanded the investor lineup as the format established itself with British viewers. Paphitis brought experience from retail, stationery, lingerie and other consumer businesses, making him particularly associated with practical questions about sales, margins and distribution.
He is sometimes placed in a later series because the panel changed repeatedly over the programme's history. Deborah Meaden joined in the third series, while Sara Davies joined much later, in 2019. Those separate dates are useful for distinguishing the Dragons' careers.
Paphitis remained one of the show's most recognisable investors and became closely identified with its early years. His direct, commercially focused style helped make retail and brand-building central themes in many pitches.