Inclusion Criteria:  Be aged 18 years or older Be biological or step-father, or male caregiver of a child aged 0-4 years Be in regular weekly contact with the child, even if non-resident parent Be sufficiently fluent in English to complete surveys and participate in the intervention Have mental health difficulties above the symptomatic cut-point (score of 20+) on the K10.  AND/OR  • Have at least two risk factors for poor mental health/suicide including: (a) history of mental health difficulties; (b) relationship difficulties; (c) high work-related stress; (d) unemployment; or (e) have a child with sleep difficulties, a disability, chronic illness or other special health care need.  Exclusion Criteria:  Has a severe mental health disorder - self reported psychosis, substance use dependency, prescribed anti-psychotic medication that may require more intensive mental health interventions and treatment Has an overt indicator of family violence - self-reported intervention order or court case for family violence Has child protection service involvement