This study sought to examine the impact which age, gender and psychological adjustment have on behaviour towards seeking professional counselling intervention. Multistage sampling technique was employed to select a total of three hundred workers across Lagos metropolis. The ex post facto research design was adopted for the study. Inventory of Attitudes towards Seeking Mental Health Services by Mackenzie, Knox, Gekoski, Macaulay and Hudson's Multi-Problem Screening Questionnaire were adapted for the study. The hypotheses were analysed using multiple regression. The results showed that the three independent variables made a joint contribution of 6.7% to the prediction of behaviour towards seeking of professional counselling intervention while each of the variables made significant contributions.