Intraocular metastases represent the most common type of intraocular tumors in adults. In most cases, the metastases originate from primary breast and lung cancers. Effective management of patients with intraocular metastatic disease requires a multidisciplinary approach involving ophthalmologists, oncologists, and radiation therapists. The primary goals of treatment are disease control, maintenance of optimal quality of life, and preservation of functional vision. This article provides an in-depth overview of intraocular metastases, with special emphasis on the practical aspects of their diagnosis and treatment based on the most recent literature.