That '70S Show star Lisa Robin Kelly has moved to end her tumultuous marriage by filing for divorce.

The actress lodged legal papers last week (ends30Jun13) citing "irreconcilable differences" for the breakdown of her marriage to Robert Gilliam, according to

The former couple hit headlines last year (12) when police were called to investigate a number of alleged altercations between them.

Gilliam was arrested in May (13) following another alleged bust-up in Los Angeles and was later convicted of domestic battery, according to

The website reports he was sentenced to three years probation and ordered to attend a domestic violence education course, while he must also stay away from Kelly.