Starting in 2011, Wingfield significantly reduced his acting career responsibilities. Returning full circle to his earlier interest in a career in medicine, he entered College of Medicine at the University of Vermont as part of the Class of 2015. He received his white coat as part of the UVM College of Medicine White Coat Ceremony in 2012. In 2015, it was announced that he would be joining the residency program at the University of California, San Diego.

Wingfield has appeared in numerous North American television productions for both Canadian and U.S. companies, including the portrayal of Dr Robert Helm in Queen of Swords filmed in Spain at Texas Hollywood, Almeria, and the surrounding Tabernas Desert. Executive producer, David Abramowitz, met Peter Wingfield at a Highlander convention in November 1999 and offered him the parts of Doctor Helm or Captain Grisham. Wingfield chose the doctor as a part with more mileage and more challenging.

Peter Wingfield (born 5 September 1962) is a Welsh born television actor, well known for his television roles as Dan Clifford in Holby City, Dr. Robert Helm in Queen of Swords and Inspector Simon Ross in Cold Squad but he is internationally best known for his role as the 5000-year-old Immortal Methos in the hit syndicated series Highlander: The Series. He also portrayed Dr. James Watson in Sanctuary.