Born in
Bridgend, Wales, Treloar studied at
LAMDA before earning his first screen role in
Bomber in 2000 before working his way into becoming a regular actor seen on-screen. He then appeared in the film
Wondrous Oblivion and then the television series
Mine All Mine and
Bombshell. Shortly after, Treloar appeared in two episodes of
The Bill before appearing as a regular in both
Casualty and
Midsomer Murders as well as a role in one episode of
A Touch of Frost. In 2010, Treloar played the main role of DS Simon Vedder in
Silent Witness as well as playing a Norwegian terrorist in
Mammon, following this with a part in
Maleficent. In 2015, Treloar began voicing the
Third Doctor, previously played by
Jon Pertwee, for the audio series of
Doctor Who produced by
Big Finish Productions, starring alongside original cast members including
Katy Manning and
Richard Franklin. Since then, Treloar has voiced the Third Doctor in eight volumes of audio adventures for the
Doctor Who series, as well as voicing roles in Big Finish's series of ''
Blake's 7, The Avengers and Survivors''. Treloar followed this with a two-episode stint in
Doctors before starring in
Crossing Lines,
Dark Heart,
Father Brown and
Call the Midwife and also the film
100 Streets opposite
Idris Elba. He also gained recognition appearing in the stage version of
Birdsong as Jack Firebrace and later starred as the same role in the film version which was released in 2020. He also appeared in the film
The Haunting of Alice Bowles with
Tamzin Outhwaite in 2020 as well as writing and starring in his own internet comedy series entitled ''Peter Peter's Positivity Programme
in which he played a hassled geography teacher. In March 2021, Treloar appeared in the first episode of ITV crime drama series Grace
, as well as an episode of the BBC soap opera Doctors'' as
Dave Conroy. Tim made his first appearance playing Mal Roper in
Coronation Street 29 January 2026 ==Filmography==