Joe Manganiello is taking some time off to deal with a scary health issue.

The 39-year-old actor has reportedly dropped out of starring in the upcoming History Channel show, Six, due to a preexisting health concern.

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Joe in NYC in February 2016.

Production on the new TV series has been delayed as the network works to recast Joe's role, the History Channel confirmed to Us Weekly on Thursday, April 14.

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Prior to working on this miniseries — an eight-episode scripted military drama following a team of Navy SEALs — Joe was allegedly filming the comedy, Drunk Parents. No word yet on whether he will continue working on any additional projects amid his health struggles.