From Wikipedia

The Mod Squad is a "hippie" undercover cop show that ran on ABC from September 24, 1968, until August 23, 1973.^[1] It starred Michael Cole as Pete Cochran, Peggy Lipton as Julie Barnes, Clarence Williams III as Linc Hayes, and Tige Andrews as Captain Adam Greer. The executive producers of the series were Aaron Spelling and Danny Thomas.^[2][3]

The iconic counter-culture police series earned six Emmy nominations, four Golden Globe nominations plus one win for Peggy Lipton, one Directors Guild of America award, and four Logies.^[4] In 1997 the episode "Mother of Sorrow" was ranked #95 on TV Guide's 100 Greatest Episodes of All Time.^[5]