Season 4
The fourth season of Hawaii Five-O, an American television series, began September 14, 1971, and ended on March 7, 1972. It aired on CBS. The region 1 DVD was released on June 10, 2008.
Episodes
1 Highest Castle, Deepest Grave Sep 14, 1971 
2 No Bottles... No Cans... No People Sep 21, 1971 
3 Wednesday, Ladies Free Sep 28, 1971 
4 3,000 Crooked Miles To Honolulu Oct 5, 1971 
5 Two Doves And Mr. Heron Oct 12, 1971 
6 ...And I Want Some Candy And A Gun That Shoots Oct 19, 1971 
7 Air Cargo -- Dial For Murder Oct 26, 1971 
8 For A Million... Why Not? Nov 2, 1971 
9 The Burning Ice Nov 9, 1971 
10 Rest In Peace, Somebody Nov 16, 1971 
11 A Matter Of Mutual Concern Nov 23, 1971 
12 Nine, Ten -- You're Dead Nov 30, 1971 
13 Is This Any Way To Run A Paradise? Dec 21, 1971 
14 Odd Man In Dec 28, 1971 
15 Bait Once, Bait Twice Jan 4, 1972 
16 The Ninety-Second War (1) Jan 11, 1972 
17 The Ninety-Second War (2) Jan 18, 1972 
18 Skinhead Jan 25, 1972 
19 While You're At It, Bring In The Moon Feb 1, 1972 
20 Cloth Of Gold Feb 8, 1972 
21 Good Night, Baby - Time To Die! Feb 15, 1972 
22 Didn't We Meet At A Murder? Feb 22, 1972 
23 Follow The White Brick Road Feb 29, 1972 
24 R&R -- &R Mar 7, 1972