| 1987/11/10 | Respondent – Irwin Toys Ltd. |
| 1987/10/19 | Appellant – Attorney General of Quebec |
| 1987/10/28 | Intervener – Coalition Contre le Retour de la Publicite Destinee aux Enfants |
| 1987/10/29 | Intervener – Gilles Moreau (en sa qualite de President de l’Office de la Protection du Consommateur) |
| 1987/11/02 | Intervener – Attorney General of New Brunswick |
| 1987/11/03 | Intervener – Attorney General of British Columbia |
| 1987/09/10 | Interveners – Pathonic Communications Inc. and Reseau Pathonic Inc. |
| 1987/11/13 | Intervener – Attorney General of Saskatchewan |
| 1987/11/13 | Intervener – Attorney General of Ontario |
