Robert Dallas Campbell is a British television presenter, podcast host, and television and stage actor, previously a presenter on the factual Channel 5 series The Gadget Show in 2008 and BBC One science series Bang Goes the Theory from 2009 to 2012.

The Gadget Show is a British television series which focused on consumer technology. The show, which was broadcast on Channel 5, was presented by Ortis Deley, with reports from Georgie Barrat and Jon Bentley.