Glenn Cunningham has appeared on Coronation Street in three roles:
- Estate Agent Gordon Fletcher who showed Roy Cropper and Hayley Patterson round a vacant flat in September 1998
- Bob Critchley, the father of wayward teenager Aidan, who made sporadic appearances between May 2002 and January 2003
- An unnamed Reporter for the Weatherfield Gazette in December 2009.
His other screen credits include roles in Charles Endell. Esq, Till We Meet Again, All Creatures Great and Small, In Suspicious Circumstances, Seaforth, Resort to Murder, Where the Heart Is, The Full Monty, Emmerdale, The League of Gentlemen, The Royal, Doctors, Heartbeat, A Touch of Frost, Paradox and Wake Up Beautiful.