Home People Billy O'Sullivan Billy O'Sullivan movies Billy O'Sullivan movies Billy O'Sullivan Movies (7) Shredder (2003) As Skyler. He was 44 years old Lovers Lane (2000) As Doug. He was 40 years old The Secret Kingdom (1998) As Mark Fremont. He was 38 years old Robin of Locksley (1996) As Will Scarlett. He was 36 years old Crazy in Love (1992) As Casey. He was 32 years old David (1988) As Johnny. He was 29 years old Stamp of a Killer (1987) As Sam. He was 28 years old