Saturday Night Live | Red Army | live album | International Red Cross and Red Crescent Movement | American Red Cross | Red Hot Chili Peppers | Red Sea | Jimmy Kimmel Live! | Larry King Live | BBC Radio 5 Live | Red Star Belgrade | Red | One Life to Live | Little Red Riding Hood | Detroit Red Wings | Red Bull | Red River | Red Hat | Red Dwarf | Xbox Live Arcade | International Committee of the Red Cross | Total Request Live | Red River of the North | Xbox Live | New York Red Bulls | IUCN Red List | Simply Red | Red Wing, Minnesota | Red Skelton | Red Army Faction |
They include E!'s Live From the Red Carpet franchise and the 12th Annual Critics' Choice Awards.
In 2010, Mathews joined the E! Network's red carpet team, filling in for Ryan Seacrest as co-host alongside Giuliana Rancic for E! Live From the Red Carpet coverage of the 2011 Screen Actors Guild Awards, the 2010 Emmy Awards, the 2011 Golden Globe Awards and the 2011 Academy Awards.