Overview
A brilliant researcher is taking great pains to conceal his past.
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4 - 1Vision of Doom September 20, 1972 -
4 - 2Cycle of Peril September 27, 1972
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4 - 3Condemned October 04, 1972
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4 - 4Wall of Silence October 11, 1972
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4 - 5The Torn Man October 18, 1972
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4 - 6Betrayed October 25, 1972
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4 - 7Doctor and Mr. Harper November 01, 1972
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4 - 8The Fallen November 08, 1972
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4 - 9Tico Taco, M.D. November 15, 1972
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4 - 10The Outcast November 22, 1972
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4 - 11No Sanctuary November 29, 1972
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4 - 12Gladiator December 06, 1972
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4 - 13No Way Out December 13, 1972
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4 - 14A Game for One Player December 20, 1972
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4 - 15Pressure Point January 03, 1973
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4 - 16Question of Guilt January 10, 1973
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4 - 17Judgement January 17, 1973
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4 - 18End of the Line January 24, 1973
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4 - 19Between Two Fires January 31, 1973
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4 - 20Night Cry February 07, 1973
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4 - 21No Margin for Error February 14, 1973
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4 - 22Impact February 21, 1973
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4 - 23Fatal Memory February 28, 1973
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4 - 24Vortex March 07, 1973