"The Power of Three" is the fourth episode of the seventh series of the British science fiction television programme Doctor Who that aired on BBC One and BBC One HD on 22 September 2012. It was writte
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The episode featured a cameo by Lord Sugar, filmed on the set of his show The Apprentice.
Physicist Brian Cox also made a cameo appearance, theorising on the origin of the cubes.
Brian Cox (physicist)
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Brian Edward Cox is an English physicist and musician. He is a professor of particle physics in the Department of Physics and Astronomy at the University of Manchester and the Royal Society Professor
The Power of Three (Doctor Who)
…Kate Stewart (Jemma Redgrave), daughter of Brigadier Lethbridge-Stewart. The episode featured brief cameo appearances by Lord Sugar and professor Brian Cox. Despite being the penultimate episode in the first block of the series, "The Power of Three" was the last to be filmed, and was thus the last episode…
Cox in 2016
Cox at Science Foo Camp in 2008
Cox in 2025 at The Economist Technology for Change Asia