Torrens was born in Charlottetown, Prince Edward Island. His sister is actress and playwright Jackie Torrens. He currently lives in Truro, Nova Scotia.
Jonathan was one of the hosts of Street Cents, a sketch show. In 1996, Torrens began a five year stint as the host of his own sketch/talk show Jonovision, for which he earned seven Gemini Award nominations, including Best Individual Performance in a Comedy Series and Best Comedy Series. He won an Atlantic Canadian Award in 1998 for Best Performance by an Actor in a Supporting Role in the movie Beefcake. He was also in The Trailer Park Boys, Kids Are in Charge: Family Vacation, Pit Pony, The Joe Schmo Show, and many others. In October 2009, Torrens began hosting TV with TV's Jonathan Torrens, a comedic news magazine program broadcast on the TVtropolis network.