McGrath will join Seven's commentary team alongside Ricky Ponting, Damien Fleming and Michael Slater.
‘Cricket audiences are crying out for more information,’ says editor Mick Carroll.
Slater was Australia’s aggressive stroke-playing star at the top of the order for a decade.
• Cricket radio deals commence from 2018-19 season for six years
The home of cricket on Australian TV this summer has changed.
'It will be exciting to continue my relationship with Ricky Ponting in the commentary box.'
Nine backed out of the negotiations for the cricket in April 2018.
Nine's Tom Malone on the changing menu at Wide World of Sports.
• Foxtel’s Patrick Delany: 'We promised to build a great team and we have'
The former Australian captain was previously with Ten as part of its BBL commentary team.
India had declined to play the Adelaide Test under lights.
The former Australian captain is the first major signing following the announcement of cricket on Fox Sports.
Australian films contribute 4.5% to second biggest box office year
Telstra rings up fourth consecutive year as most valuable brand
1116 SEN’s Gerard Whateley heading to Atlanta for Super Bowl LIII
25th Annual Screen Actors Guild Awards on Fox Arts January 28
The 61st Annual Grammy Awards coming live to FOX8
Another former journalist takes comms job at major agency group