In 2004, Wells appeared with John Paul Tremblay and John Dunsworth in the film Virginia’s Run starring Gabriel Byrne and Joanne Whalley, playing characters similar to their Trailer Park Boys characters. Wells also featured in Boondock Saints 2. In 2010, Wells reunited with many of his former Trailer Park Boys cast-mates in the new series The Drunk and On Drugs Happy Fun Time Hour.[1] Wells appeared in the film Hobo with a Shotgun, out in theaters March 25, 2011. During the credits for Hobo with a Shotgun, Wells’ name is incorrectly spelled as “Rob Wells”. In August 2011, Wells made a cameo appearance in the independent film Jackhammer, shot in Victoria, British Columbia. Wells also appeared as a radical Nova Scotian separatist freedom fighter/terrorist in the FX TV series Archer in its third season in an episode entitled “The Limited.” His Trailer Park Boys co-stars Tremblay and Mike Smith also had credited voice-over roles in the episode. Wells also starred in the horror movie Would You Rather in 2012 as Peter. In October 2012, Wells, along with Tremblay and Smith, signed on to return to Trailer Park Boys in a third film that started filming in March 2013 and was released April 18, 2014. On July 4, 2013, it was announced that Wells, Tremblay and Smith had acquired the rights to Trailer Park Boys and confirmed it would return with eighth and ninth seasons to be aired on the internet channel SwearNet.com.

Wells was born in Moncton, New Brunswick and moved to Dartmouth, Nova Scotia when he was eight years old. In January 2006, The Globe and Mail published an article in which it was revealed that Wells is a distant cousin of the former Prime Minister of Canada, Stephen Harper.

It was announced in 2014 that the seasons 8 and 9 of Trailer Park Boys will be shown on Netflix from September 5, 2014. In 2014, Wells co-starred, co-wrote, and co-produced Swearnet with his Trailer Park Boys colleagues.