Many of its activists were young and went on to achieve parliamentary office or who were already in State or Federal Parliament. Such individuals listed in various Checkpoint issues as being Council Members, Editors or members of the Editorial Board include: Haddon Storey (later MLC for East Yarra, Victorian Attorney-General), Alan Missen (later Senator for Victoria), Prue Sibree (later MLA for Kew), Julian Doyle (MLA for Gisborne) Peter Falconer (later MHR for Casey), Senator Ivor Greenwood (Australian Attorney-General, Federal Minister), Tony Staley (later MHR for Chisholm, Federal Minister, Federal President of Liberal Party), Alan Stockdale (later MLA for Brighton, Treasurer for Victoria, Federal President of Liberal Party), David Kemp (later MHR for Goldstein, Federal Minister for Education, State President of Liberal Party), Peter Block (later MLC for Boronia) and Andrew Peacock (MHR for Kooyong, leader of the Federal Opposition, Federal Minister). Others were active simply in the Liberal Party's organisation. A small number chose another party.
