In 2005, Beedles was appointed Series Producer of British television soap opera Emmerdale, taking over from Steve Frost.
After Emmerdale, Beedles produced the ITV drama Heartbeat and was a story consultant on "River City" for the BBC.
From December 2010, Beedles worked as the Series Story Producer on the BBC soap opera EastEnders.
In March 2012, she decided to step down from her role to join "Hollyoaks" as a story consultant, being credited on both shows for the period June to August 2012.
Kathleen was Supervising Producer and Head Writer on MediaCorp's first English language multi racial soap/longform/daily drama Tanglin.