When Cassidy is attacked by deep-sea robots, the gang decides to help her unravel the mystery of who is sending them and why. This is going to call for a little deep sea adventure!
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When Cassidy is attacked by deep-sea robots, the gang decides to help her unravel the mystery of who is sending them and why. This is going to call for a little deep sea adventure!
BBC One is a TV channel that started broadcasting on the 20th April 1964. It replaced BBC Television.
