そんな話

that kind of talk

→ そんな
phrase Uncommon #12,503
that kind of talk Refers to talk, a story, or a subject like one previously mentioned or understood from context. It can sound dismissive, as in “I don't believe that kind of story” or “That's not what we're talking about.”
JA: そんな話、誰から聞いたの?
EN: Who did you hear that kind of story from?

私はそんな話信じない

I don't believe a word of that.

そんな話はもうしたくない

I don't want to talk about that anymore.

— サイコ (1960)

そんな話初めて聞いたよ

That's the first time I've heard that.

— マルホランド・ドライブ (2001)

これまでそんな話聞いた事も無い

I've never heard anything like that before.

そんな話信じない

I don't believe a word of it.

そんな話知りたくない

I don't want to hear about that.

しかしそんな話出るところを見ると我々に落ち度がなかったとは言えん

Still, the fact that such a story has come up means we can't say we were entirely blameless.

— 生きる (1952)

そんな話するな

Don’t talk about things like that.

— オープン・ユア・アイズ (1997)

今はそんな話じゃない

That's not what we're talking about right now.

— オッペンハイマー (2023)

そんな話信じられるか

As if I’d believe a story like that.

— オープン・ユア・アイズ (1997)

そんな話

That sort of thing.

— イップ・マン 序章 (2008)

そんな話少しも信じてはいけません

You must not believe such a story in the slightest.

そんな話面白い

Is that kind of story even interesting?

— 炎628 (1985)

ハハッそんな話俺にされてもん

Ha-ha. What am I supposed to do with that?

— 天気の子 (2019)

子供の前でそんな話やめてくれ

Please don't talk about that in front of the children.

— ファニーゲーム (1997)

どうしてそんな話

Why bring up something like that?

— キャッチ・ミー・イフ・ユー・キャン (2002)