你都看到了

you saw it all

→ 你
phrase Rare #22,147
you saw it all 都 emphasizes that everything was seen, while 了 indicates a completed action. Depending on context, it can also mean “you’ve already seen it.”
CH: 你都看到了,应该知道发生了什么。
EN: You saw it all, so you should know what happened.

你都看到了什么

What did you see?

— 哭声 (2016)

你都看到了不是吗

You saw it all, didn’t you?

— 瞬息全宇宙 (2022)

看来你都看到了放心吧

Looks like you’ve seen everything, so don’t worry.

— 哭声 (2016)

你都看到了欧内斯特

Oh, you saw it all, Ernest!

— 摩托日记 (2004)

现在你都看到了忘了

Now that you've seen it all, forget it, okay?

— 穆赫兰道 (2001)