Proof is an Irish television series, co-produced by Subotica for broadcast on RTÉ, that was first broadcast on January 5, 2004. Starring Finbar Lynch and Orla Brady as investigative journalists Terry Corcoran and Maureen Boland, Proof lasted for two series, with a second series, subtitled Prescription for Murder, airing in April 2005. The series was a co-production with TV2 of Denmark, and as such, both series were broadcast in the region in 2006. Likewise, both series aired on PBS in the United States and were released on DVD in January and April 2007. In 2009, both series were broadcast by Scottish broadcaster STV.