YOU SAID:

Dude says he's an actor, but I never heard of him.

INTO JAPANESE

彼は俳優だと言っていますが、私は彼のことを聞いたことがありません。

BACK INTO ENGLISH

He says he's an actor, but I've never heard of him.

INTO JAPANESE

彼は俳優だと言っていますが、聞いたことはありません。

BACK INTO ENGLISH

He says he's an actor, but I've never heard of him.