When the Argo actor came out, he’d already been with his partner for 14 years and didn’t try to hide it. I guess the conversation just never came up. While thinking back to his coming out seven years later, Victor Garber told THR that Lord of the Rings’ Gandalf, Ian McKellen, first encouraged him to talk about it publicly:
Article source: https://www.cinemablend.com/news/2547670/victor-garber-came-out-inadvertently-but-it-was-ian-mckellen-who-encouraged-him-first