Season 0 of Cagney & Lacey premiered on October 8, 1981.

Season 1 of Cagney & Lacey premiered on March 25, 1982.

Season one picks up where the original made-for-TV movie left off--with Cagney and Lacey on their first undercover assignment as prostitutes. Other episodes introduce Cagney's father, a retired cop that helps out with a case, investigation of a human smuggling ring, and accusations of racism in the wake of a gang murder.

Season 2 of Cagney & Lacey premiered on October 25, 1982.

Season 3 of Cagney & Lacey premiered on March 19, 1984.

Season 4 of Cagney & Lacey premiered on October 15, 1984.

Season 5 of Cagney & Lacey premiered on September 30, 1985.

Season 6 of Cagney & Lacey premiered on September 29, 1986.

Season 7 of Cagney & Lacey premiered on September 21, 1987.