During an appearance on Reel Geek Girls, she talks about her love for Game of Thrones and Harry Potter.

Katie Sheridan made her first television appearance in ITV's real crime series Cracking the Killer's Code, and appeared in a number of BBC productions including Powers, Waking the Dead, In2minds, Casualty, Love Soup, If...TV Goes Down The Tube and Brief Encounters.

Sheridan created, co-wrote and co-produced the online series Match Not Found[4] with British playwright Alex Oates.

A romantic comedy, Sheridan plays the luckless in love Kat as the series follows her eventful quest for the right man.

[7] In 2018 Sheridan also played social worker Carol in Together, written and directed by Paul Duddridge, starring Peter Bowles and Sylvia Syms.