The first season of Australian drama television series Prisoner (commonly known as Prisoner: Cell Block H) premiered on the then-known 0-10 Network on 26 February 1979 in Sydney and 27 February 1979 in Melbourne.

Two new prisoners arrive at Wentworth Detention Centre; Karen Travers, convicted of murdering her abusive husband and Lynn Warner, convicted of burying a baby alive, but she claims she is innocent.

In 1979, Prisoner was the second most popular program in Australia, averaging at 1,494,000 viewers.

[2] Select episodes from season one are available on both VHS and DVD formats.

Prisoner began streaming on Network 10's service, 10Play from 1 January 2022.