Arc of Infinity
Doctor Who episode
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What is the mystery in Amsterdam - and why is the Doctor's life threatened? A phenomenon know as the Arc of Infinity needs to bond with a Time Lord to remain stable. The Doctor, naturally, is chosen as the sacrifice. One of the Doctor's old...
Show: Doctor Who
Air date: January 3, 1983
Written by: Johnny Byrne
First broadcast: 3 January–12 January 1983
Production code: 6E