More drama for has been hit the set of the CBS comedy Two And A Half Men – a death threat on actor Jon Cryer sparked a security scare for the show on Friday. Producers upped security following a “significant” threat, and chose to cancel a planned taping before a live studio audience, according to TMZ.com.

The scare comes less than a month after series co-star Charlie Sheen was arrested Aspen following a Christmas Day knife fight with his wife Brooke Mueller.