Career
An England under-16 and under-17 international, he turned professional at Crystal Palace in 2011. He had a number of brief loan spells at Cheltenham Town, Luton Town, Gillingham, Yeovil Town and Portuguese Vale. Inniss joined the Crystal Palace youth academy at the age of 14 and signed his first professional contract two years later.
He captained the club"s youth team during the 2012-2013 season.
Inniss joined League Two side Cheltenham Town on 1 August 2013 on a month"s loan. This was later extended for a further month.
"Robins" manager Mark Yates said that Inniss had "been on our radar for six months now". Standing in for the injured Troy Brown, Inniss made his professional debut on 27 August 2013 in Cheltenham"s 2–1 League Cup defeat against West Ham United.
He impressed, despite suffering a facial injury.
He made his first appearance in the Football League four days later against Bury. On 13 September 2013, Inniss had his loan spell at Cheltenham terminated due to injury. After recovering, he was an unused substitute for Crystal Palace in a 3–1 loss to Liverpool in the Premier League on 5 October 2013.
On 10 January 2014, Inniss joined Conference Premier leaders Luton Town on a one-month loan, having been a "number one target" for "Hatters" manager John Still.
He scored with his first touch five minutes into his Luton debut in a 2–2 FA Trophy draw with Cambridge United. He returned to Crystal Palace after playing in three matches for the club
On 14 February 2014, he joined League One side Gillingham on a loan deal lasting until the end of the season, making his debut against Sheffield United in a 1–0 defeat. He picked up an injury in the game, which limited him to just two further appearances for the "Gills".
On 16 October 2014, Inniss joined Yeovil Town on a one-month loan deal, later extended until 20 December 2014.
"Glovers" manager Gary Johnson had signed him on the recommendation of Tony Pulis. On 6 January 2015, Inniss returned to Crystal Palace after being recalled from his loan spell at Yeovil having made six appearances. On 12 February 2015, Inniss joined Rob Page"s Portuguese Vale on a one-month loan deal.
He collected five yellow cards in five starts during his stay at Vale Park, helping the team to concede just two goals whilst he was on the pitch, but his loan spell was not extended as he damaged his ankle ligaments during his final appearance.
After being linked with a return to Burslem for many weeks, his arrival on loan at Portuguese Vale for the entirety of the 2015-2016 season was confirmed on 27 July. He started the 2015-2016 season competing with Remie Streete and Richard Duffy for one of two available centre-back places.
He dislocated his shoulder in September and returned to Selhurst Park for treatment, though his loan deal to Portuguese Vale remained active. He returned to Vale shortly after Christmas.
However he picked up a hamstring injury in a home draw with Coventry City on 7 February, and was ruled out of action for three weeks.
Inniss has represented England at under-16 and under-17 level Inniss is eligible to represent Trinidad and Tobago at international level, due to his father being born there.