In Search of.../Season Four

Season Four of In Search of... premiered on September 20, 1979.

Episodes

#	#	Title	Airdate
73	1	Tidal Waves	September 20, 1979
74	2	Carlos, the Most Wanted Man in the World	September 27, 1979
75	3	The Amityville Horror	October 4, 1979
76	4	UFO Australia	October 11, 1979
77	5	Immortal Sharks	October 18, 1979
78	6	The Lost Colony of Roanoke	October 25, 1979
79	7	The Shroud of Turin	November 8, 1979
80	8	Mexican Pyramids	November 15, 1979
81	9	The Abominable Snowman	November 22, 1979
82	10	Pompeii	???
83	11	D.B. Cooper	December 6, 1979
84	12	The Ten Commandments	December 13, 1979
85	13	The Dark Star	December 20, 1979
86	14	The San Andreas Fault	December 27, 1979
87	15	The Missing Heir	January 3, 1980
88	16	Vincent Van Gogh	January 10, 1980
89	17	Wild Children	January 17, 1980
90	18	The Ghost Ship	January 24, 1980
91	19	Earth Visitors	January 31, 1980
92	20	John the Baptist	February 7, 1980
93	21	Air Disaster Prediction	February 14, 1980
94	22	The Bimini Wall	February 21, 1980
95	23	Glenn Miller	March 7, 1980
96	24	Past Lives	March 14, 1980