Doctor Hell's pair of great mechanical beasts

Air Date: September 1, 1974

Air Date: August 25, 1974

Air Date: August 18, 1974

Air Date: August 11, 1974

Air Date: August 4, 1974

Air Date: July 28, 1974

Air Date: July 21, 1974

Air Date: July 14, 1974

Air Date: July 7, 1974

Air Date: June 30, 1974

Air Date: June 23, 1974

Air Date: June 16, 1974

Air Date: June 9, 1974

Air Date: June 2, 1974

Air Date: May 26, 1974

Air Date: May 19, 1974

Air Date: May 12, 1974

Air Date: May 5, 1974

Air Date: April 28, 1974

Air Date: April 21, 1974

Air Date: April 14, 1974

Air Date: April 7, 1974

Air Date: March 31, 1974

Air Date: March 24, 1974

Air Date: March 17, 1974

Air Date: March 10, 1974

Air Date: March 3, 1974

Air Date: February 24, 1974

Air Date: February 17, 1974

Air Date: February 10, 1974

Air Date: February 3, 1974

Air Date: January 27, 1974

Air Date: January 20, 1974

Air Date: January 13, 1974

Air Date: January 6, 1974

Air Date: December 30, 1973

Air Date: December 23, 1973

Air Date: December 16, 1973

Air Date: December 9, 1973

Air Date: December 2, 1973

Air Date: November 25, 1973

Air Date: November 18, 1973

Air Date: November 11, 1973

Air Date: November 4, 1973

Air Date: October 28, 1973

Air Date: October 21, 1973

Air Date: October 14, 1973

Air Date: October 7, 1973

Air Date: September 30, 1973

Air Date: September 23, 1973

Air Date: September 16, 1973

Air Date: September 9, 1973

Air Date: September 2, 1973

Air Date: August 26, 1973

Air Date: August 19, 1973

Air Date: August 12, 1973

Air Date: August 5, 1973

Air Date: July 29, 1973

Air Date: July 22, 1973

Air Date: July 15, 1973

Air Date: July 8, 1973

Air Date: July 1, 1973

Air Date: June 24, 1973

Air Date: June 17, 1973

Air Date: June 10, 1973

Air Date: June 3, 1973

Air Date: May 27, 1973

Air Date: May 20, 1973

Air Date: May 13, 1973

Air Date: May 6, 1973

Air Date: April 29, 1973

Air Date: April 22, 1973

Air Date: April 15, 1973

Air Date: April 8, 1973

Air Date: April 1, 1973

Air Date: March 25, 1973

Air Date: March 18, 1973

Air Date: March 11, 1973

Air Date: March 4, 1973

Air Date: February 25, 1973

Air Date: February 18, 1973

Air Date: February 11, 1973

Air Date: February 4, 1973

Air Date: January 28, 1973

Air Date: January 21, 1973

Air Date: January 14, 1973

Air Date: January 7, 1973

Air Date: December 31, 1972

Air Date: December 24, 1972

Air Date: December 17, 1972

Air Date: December 10, 1972