117 shares John spoke about his career at Seven and revealed the demanding nature of his job in an interview from 2018. 'They can call me 24 hours a day, seven days a week. If someone passes away at three in the morning and they need to recut the Sunrise promo, you can call me, I will fix it,' he told TV Tonight. Career: John, 69, joined Seven in 1976 and is best known for his voice-overs on programs including Wheel of Fortune and Deal or No Deal. Pictured with Sunrise host Sam Armytage The announcement comes after respected broadcaster Melissa Doyle left Seven in August after 25 years of service.