"\"Dragon's Domain\" is the twenty-third episode of the first series of Space: 1999. The screenplay was written by Christopher Penfold; the director was Charles Crichton. The final shooting script was dated 21 January 1975, with blue-page amendments dated 29 January 1975 and yellow-page amendments dated 30 January 1975. Live-action filming took place Monday 27 January 1975 through Monday 10 February 1975."@en . . "Dragon's Domain"@en . "1"^^ . "23"^^ . . . . . "1975-10-23Z"^^ .