|Place of origin:||Earth|
|Appearance:||The Sea Devils|
|Main actor:||Donald Sumpter|
Commander Ridgeway was a Royal Navy officer. On Captain John Hart's orders, he led a submarine expedition to search for the Sea Devils. They captured him and his crew, but the Third Doctor helped free them. (TV: The Sea Devils)
Behind the scenes Edit
- In the novelisation, his name is given as Robin Ridgway and his rank is given as Lieutenant.