Call Super has been a regular guest, first appearing on 1 April 2015 and most recently on 9 February 2018. Call Super has been played on NTS over 150 times, featured on 148 episodes and was first played on 13 February 2013.

Call Super is London/Berlin-based Joseph Richmond-Seaton (a.k.a. Ondo Fudd). His debut album Suzi Ecto was released on Houndstooth in 2014.