Not exactly the same, but it was worth a try.

She hadn't really thought he would agree to stay in the car, but it had been worth a try.

I might not get much response, but it was worth a try.

But we've got two dead women who thought it was worth a try.

He hadn't really expected them to be, but it was worth a try.

She hadn't expected them to, but anything was worth a try.

I didn't really think she'd be here, but had decided it was worth a try.

Anything was worth a try, when you had nothing left to lose.

She'd thought of it as a long shot but worth a try.

But until we see them, this one is worth a try.