Carseldine retired from first class cricket in 2011 and continued to freelance himself in the T20 format which saw him play in the Bangladesh Premier League and KFC Big Bash until 2012.

Throughout his career, Carseldine has co-hosted Channel 7's Creek to Coast, Weekender, QBD Book Club, and the returning The Great Outdoors.

[4][5] He has also hosted the Logie Award-nominated kid's TV series Crash The Bash[6] In June 2014 Carseldine joined Sunshine Coast radio station Hot 91 as a presenter of The Big Brekky, alongside Daniel O'Carroll, Lynda Edmonds and Ash Gierke.

In 2020, he co-launched the "Towel Challenge" with fellow Australian Survivor contestant David Genat, aiming to raise funds and awareness for the Stroke Foundation.

The campaign encouraged participants to post photos wearing towels and successfully raised significant funds for stroke research.

[14][15] In 2022, Carseldine undertook a 140-kilometer walk across K'gari Fraser Island, carrying a 19-kilogram backpack to symbolize the frequency of strokes occurring every 19 minutes in Australia.