"Jekyll" was broadcast on BBC One on Saturday nights from 9 p.m. A two-week break occurred between showings of the third and fourth episodes because the Live Earth benefit concert was broadcast during its timeslot on 7 July. The series began airing on BBC America from 4 August, as part of a "Supernatural Saturday" programming strand. In Australia, "Jekyll" began broadcasting on ABC1, Sundays at 8.30 p.m. from 2 March 2008 with a double episode back-to-back each week. In Canada, "Jekyll" began broadcasting on Showcase, beginning at the end of August 2007 and on BBC Canada, Wednesdays at 10:00 p.m. from 26 March 2008. Also in Hong Kong, Wednesday at 11:55 p.m. from 11 February 2009 on TVB Pearl. In the Netherlands, "Jekyll" was broadcast in the summer of 2009 on Sci-Fi Channel.