Rosenthal worked for
BBC Radio Birmingham before moving to
BBC Radio 2. He worked for the BBC Radio Sports Unit between 1976 and 1980. His television career began when he joined
ITV in 1980. In the 1980s, Rosenthal commentated on boxing matches for ITV when first-choice commentator
Reg Gutteridge was otherwise engaged or unable to travel. In the 1990s, Rosenthal was a presenter of ITV's
The Big Fight Live, which reached huge nationwide audiences for boxing contests involving the likes of
Nigel Benn,
Chris Eubank and
Naseem Hamed, then the likes of Amir Khan and
Joe Calzaghe when it returned in 2005. In October 2005, it was announced that
Steve Rider had been re-recruited by ITV from
BBC Sport, to assume Rosenthal's former role for the 2006 Formula One season. Rosenthal presented ITV's Champions League football coverage, as well as their boxing output. He presented
ITV4's
Champions League Live show and the channel's live match coverage, until he was dropped in 2008 from his exclusive contract with ITV after 28 years with the channel as the network sought new presenters. and editions of
BBC Radio 5 Live's
Sportsweek show. In 2010, Rosenthal took on announcing duties on game show
The Whole 19 Yards and reported for
ITV Sport during the opening ceremony of the
World Cup in
South Africa. In September of that year, he joined Channel 5 to front their
Europa League football coverage. Rosenthal said: "I've covered many different sports throughout my career, but football has always been my first love. It's tremendous to be back covering the game at the highest level." His first appearance was on 16 September 2010 covering the game between Liverpool and Steaua Bucharest from
Anfield. In November 2019, Rosenthal became the new "Voice of JACK", replacing and following the death of actor Paul Darrow as the new on-air voice of Oxfordshire's local JACK branded radio stations and their national radio station Union JACK. He is the lead presenter of matchday coverage on Manchester United's in-house channel MUTV and is one of the presenters of Amazon Prime's Premier League coverage. On 10 May 2021, Rosenthal began broadcasting on the JACK Group’s new breakfast show "JACK's Wake Up Call" together with Trevor Marshall from JACKFM Oxford. The show is broadcast from the Oxford studios where Trevor Marshall was previously presenter of the "JACK's Morning Glory" breakfast show. ==Acting==