•
Saraband for Dead Lovers (1948) - (uncredited) •
A Piece of Cake (1948) - Plainclothes Policeman (uncredited) •
Portrait from Life (1949) - Bridegroom •
Once Upon a Dream (1949) •
Marry Me! (1949) - Jack Harris •
Christopher Columbus (1949) - Messenger (uncredited) • ''
Poet's Pub'' (1949) - Compton (uncredited) • ''
Don't Ever Leave Me'' (1949) - Harris •
Helter Skelter (1949) - (uncredited) •
Trottie True (1949) - The Bellaires' footman •
The Chiltern Hundreds (1949) - Adjutant •
The Blue Lamp (1950) - Police Constable (uncredited) •
The Wooden Horse (1950) - John •
The Mudlark (1950) - Lieutenant Charles McHatten •
Laughter in Paradise (1951) - Roger Godfrey •
Where No Vultures Fly (1951) - Bob Payton • ''
Another Man's Poison'' (1951) - Larry Stevens •
Emergency Call (1952) - Dr. Carter • ''
Something Money Can't Buy'' (1952) - Captain Harry Wilding • ''
The Planter's Wife'' (1952) - Hugh Dobson •
Malta Story (1953) - Wing Cmdr Bartlett •
The Master of Ballantrae (1953) - Henry Durie •
Albert R.N. (1953) - Geoff •
West of Zanzibar (1954) - Bob Payton •
The Sea Shall Not Have Them (1954) - Flying Officer Treherne •
Out of the Clouds (1955) - Gus Randall •
Passage Home (1955) - First Mate Vosper •
Storm Over the Nile (1955) - Harry Faversham •
The Black Tent (1956) - Capt. David Holland •
Checkpoint (1956) - Bill Fraser •
Valerie (1957) - Reverend Blake •
A Question of Adultery (1958) - Mark Loring •
Harry Black (1958) - Desmond Tanner •
Luna de Miel (1959) - Kit Kelly •
Revenge of the Barbarians (1960) - Olympius, Consul of Rome •
Tiger of the Seven Seas (1962) - William Scott •
Crane (1963, TV Series, episode "My Deadly Friend") - Gil •
The Switch (1963) - Bill Craddock •
A Matter of Choice (1963) - John Crighton •
Last of the Renegades (1964) - Bud Forrester •
Two Girls from the Red Star (1966) – Michael Astor •
Sex Quartet (1966) - The Professor (segment "Fata Marta") •
Hell Is Empty (1967) - Major Morton •
The Long Day of Inspector Blomfield (1968) - Arthur Baker •
Anzio (1968) - Gen. Marsh •
Rabbit in the Pit (1969) - Maurice Pouliard •
Hotel Royal (1969, TV film) - Sir Robert Gunningham •
11 Uhr 20 (1970, TV miniseries) - Carlsson •
Massacre in Rome (1973) - Maj. Domizlaf •
Story of O (1975) - Sir Stephen •
Hardcore (1977) - Robert •
Twilight of Love (1977) - Richard Butler • ''
Let's Get Laid'' (1978) - Moncrieff Dovecraft •
The Perfect Crime (1978) - Supt. Jeff Hawks •
The World Is Full of Married Men (1979) - Conrad Lee •
The Dick Francis Thriller: The Racing Game (1979, TV Series) - Count Guiccoli •
Tales of the Unexpected (1980, TV Series, three eps) - 'Timber' / The Stranger / Galloping Foxley • ''
The Mirror Crack'd'' (1981) - Sir Derek Ridgeley ('Murder at Midnight') •
The Monster Club (1981) - Lintom Busotsky - Film Producer •
Artemis 81 (1981, TV Movie) - Tristram Guise •
Jemima Shore Investigates (1983, TV Series, one ep) - Henry Hastings •
Andy Robson (1983, TV Series) - Herbert Neville •
Bergerac (1983, TV Series, one ep) - Harker Le Fevre •
The Glory Boys (1984, TV Series) - Director General •
Robin of Sherwood (1984, TV Series) - Earl Godwin
Unmade films •
Vendetta (1952) based on
novel of the same name by
Marie Corelli •
The Judas Kiss (1956) - with Anita Ekberg
Box office ranking At the height of his career, British exhibitors voted Steel among the most popular local stars in the country. • 1952 – 4th most popular British star ==Selected theatre credits==