United Kingdom, Sept. 4 -- Charlie Sheen has urged Jon Cryer to send him his "new number".

The Two And A Half Men actor admitted his former co-star is yet to respond to his text thanking him for taking part in Netflix's new documentary aka Charlie Sheen.

He told PEOPLE magazine: "I'm thinking I wrote to the wrong number.

"It's not like Jon did not respond. He's super responsible like that. So if you're reading this, Jon, DM me your new number!"

The 60-year-old star admitted Jon was the one person he didn't contact directly to ask them to be involved in the documentary.

He explained: "The only person I didn't call personally to participate in the doc was Jon. "And the only reason I didn't call him was because I didn't have the right n...