Kerrigan Mahan (born January 27, 1955) is an American voice actor, also known as Ryan O'Flannigan.
His voice ranges from young and exuberant (Lensman and Zillion) to sneering and Lee Van Cleef-ish (Vampire Hunter D and Crying Freeman). Mahan is known for his voicework as Goldar in Mighty Morphin Power Rangers and Power Rangers Zeo, Jeb the talking dog in VR Troopers, and (the original) Magna Defender in Power Rangers Lost Galaxy he also lent his voice to Monitor Org in Power Rangers Wild Force once again bringing back the familiar voice of Goldar.