In 1990, Deam appeared in the Granada TV soap opera
Families, a show about two families, one from Cheshire, the other in Australia, notably alongside
Jude Law. In 1992, he appeared in a few episodes of
Heartbeat as Alan Maskell and returned to the series in 2004 as Jake Clarke. He also appeared in the TV mini series
The Life and Times of Henry Pratt. He played the lead role as older Henry Pratt, whilst little Henry Pratt was played by Andrew Nicholson and young Henry Pratt was played by Bryan Dick. In 1993, he played Vinnie, a young soldier in the King's Fusiliers in the award-winning
British drama
Soldier Soldier. He later joined the cast of
Clocking Off, written by
Paul Abbott, playing Kev Leach from series 1–4. In 1996, he briefly appeared as a policeman in
Jimmy McGovern's one-off drama for ITV
Hillsborough, based on the 1989
Hillsborough disaster. In 1999, he appeared in an episode of
Queer As Folk, as a
Doctor Who-obsessed fan, and had a
one-night stand with Vince, one of the protagonists, before taking the role of
Toyah Battersby's (
Georgia Taylor) rapist
Phil Simmonds on the long-running
ITV soap opera Coronation Street in 2000. In 2004, Deam played Detective Sergeant Hanken in "In Pursuit of the Proper Sinner", an episode of
The Inspector Lynley Mysteries In January 2007, he took part in
The Afternoon Play, a daytime BBC drama series consisting of short stories. From 2010 to 2016, he played the part of a detective constable in the
DCI Banks series. He played Walter in the 2011 TV series
32 Brinkburn Street. 2014 saw Deam in a play called
Blindsided, by Simon Stephens, at the Royal Exchange, Manchester, alongside ex-Coronation Street
Julie Hesmondhalgh (Hayley Cropper). He appeared in an episode of
New Tricks as a suspect in a cold case enquiry. Starting with its fourth series in 2016, Deam appeared as Inspector Mallory in BBC's
Father Brown. In December 2019, he appeared as
Leonard Wooley in
Agatha and the Curse of Ishtar, a fictionalized account of how
Agatha Christie met
Max Mallowan, who later became her second husband. In September 2021, he appeared as Frank Johnson in
Silent Witness on BBC One. ==Filmography==