He is best known for his roles as DS Nicky Cole in 55 Degrees North, DI Mervin Wilson in Death in Paradise, Lucas Johnson in EastEnders, and Jesse Law in Holby City.
In 2006, he played Leo Charles in The Line of Beauty and had a guest role in the Doctor Who Christmas episode "The Runaway Bride"[citation needed].
[citation needed] In April 2008, he joined the BBC television soap opera EastEnders playing serial killer Lucas Johnson.
[citation needed] In 2014, Gilét joined the cast of BBC medical drama Holby City in the role of Consultant Anaesthetist Jesse Law.
[3] In 2015, Gilét rejoined the cast of BBC soap opera EastEnders to reprise his role of Lucas Johnson, departing again on 10 March 2016.