Mark Povinelli (born August 9, 1971) is an American stage, television, and movie actor who also does occasional stunt work. He stands 3’ 9½” and weighs 75 pounds (115 cm, 34 kg) as a consequence of spondyloepiphyseal dysplasia congenita (SEDc), a skeletal dysplasia caused by a mutation in the COL2A1 (type II collagen) gene.