| |
| Film credits |
| |
| SMITH, OUR FRIEND | 1946 | Smith |
| THE SMALL BACK ROOM | 1948 | Petersen [as Brian Forbes] |
| DEAR MR. PROHACK | 1949 | Tony |
| ALL OVER THE TOWN | 1949 | Trumble |
| SATURDAY NIGHT | 1950 | cast member |
| THE WOODEN HORSE | 1950 | Paul |
| GREEN GROW THE RUSHES / BRANDY ASHORE | 1951 | Fred Starling |
| THE WORLD IN HIS ARMS | US, 1952 | William Cleggett |
| APPOINTMENT IN LONDON | 1952 | Pilot Officer Peter 'The Brat' Greeno |
| THE MILLION POUND NOTE / MAN WITH A MILLION | 1953 | Tod, the tailor's shop |
| SEA DEVILS | UK/US, 1953 | Willie |
| WHEEL OF FATE | 1953 | Ted Reid |
| THE ROAD | 1953 | Robert Vanier |
| THE BLACK KNIGHT | 1954 | Additional Dialogue by |
| THE COCKLESHELL HEROES | UK/US, 1954 | screenplay by |
| AN INSPECTOR CALLS | 1954 | Eric Birling |
| UP TO HIS NECK | 1954 | Fortescue's subbie |
| JOURNEY'S END | 1954 | Second-Lieutenant Hibbert |
| THE COLDITZ STORY | 1955 | Jimmy Winslow |
| NOW AND FOREVER | 1955 | Frisby |
| PASSAGE HOME | 1955 | Shorty |
| THE BABY AND THE BATTLESHIP | 1956 | additional scenes and dialogue / 'Professor' Evans |
| THE BLACK TENT | 1956 | screenplay |
| THE EXTRA DAY / 12 DESPERATE HOURS | 1956 | Harry |
| HOUSE OF SECRETS / TRIPLE DECEPTION | 1956 | screenplay |
| IT'S GREAT TO BE YOUNG! | 1956 | organ salesman |
| SATELLITE IN THE SKY | 1956 | Jimmy |
| QUATERMASS 2 / ENEMY FROM SPACE | UK/US, 1957 | Marsh |
| THE KEY | UK/US, 1958 | Weaver |
| THE CAPTAIN'S TABLE | 1958 | screenplay |
| DANGER WITHIN / BREAKOUT | 1958 | screenplay |
| I WAS MONTY'S DOUBLE | 1958 | screenplay / Lieutenant Butterfield |
| S O S PACIFIC | 1959 | additional scenes and dialogue |
| YESTERDAY'S ENEMY | 1959 | Dawson |
| THE ANGRY SILENCE | 1959 | producer; screenplay / reporter from 'Dispatch' (uncredited) |
| THE LEAGUE OF GENTLEMEN | 1960 | screenplay / Martin Porthill |
| MAN IN THE MOON | 1960 | screenplay |
| THE GUNS OF NAVARONE | UK/US, 1961 | Cohn |
| ONLY TWO CAN PLAY | 1961 | screenplay |
| WHISTLE DOWN THE WIND | 1961 | Directed by |
| THE L-SHAPED ROOM | 1962 | director; screenplay |
| STATION SIX SAHARA | UK/W Germany, 1962 | screenplay |
| OF HUMAN BONDAGE | 1964 | director (uncredited); screenplay / medical student (uncredited) |
| SEANCE ON A WET AFTERNOON | 1964 | director; producer (uncredited); screenplay |
| A SHOT IN THE DARK | US/UK, 1964 | camp attendant [as Brian Forbes] |
| KING RAT | US, 1965 | director; screenplay |
| THE WHISPERERS | 1966 | director; screenplay |
| THE WRONG BOX | 1966 | director; producer |
| DEADFALL | 1967 | director; screenplay |
| THE MADWOMAN OF CHAILLOT | 1969 | director |
| THE RAGING MOON / LONG AGO TOMORROW | 1970 | director; screenplay |
| UN DANSEUR: RUDOLPH NUREYEV / NUREYEV / I AM A DANCER | France/UK, 1972 | narrator |
| THE STEPFORD WIVES | US, 1974 | director / Joanna's hand stabbing Bobby (uncredited) |
| THE SLIPPER AND THE ROSE THE STORY OF CINDERELLA | 1976 | director; screenplay / herald (uncredited) |
| INTERNATIONAL VELVET | 1978 | director; producer; screenplay / announcer at Olympia (uncredited) |
| HOPSCOTCH | US, 1980 | screenplay |
| SUNDAY LOVERS / LES SEDUCTEURS / I SEDDUTORI DELLA DOMENICA | France/Italy, 1980 | director |
| BETTER LATE THAN NEVER / WHOSE LITTLE GIRL ARE YOU? | Hong Kong/Canada, 1983 | director; screenplay |
| THE NAKED FACE | US, 1984 | director; screenplay |
| RESTLESS NATIVES | 1985 | man in car |
| CHAPLIN | UK/US, 1992 | screenplay |
| |
| Television credits |
| |
| THE BREADWINNER | BBC tx 6/6/1948 | Patrck Battle |
| MOONSHINE | BBC tx 19/3/1953 | Michael Ransom |
| CRIME AND PUNISHMENT | BBC tx 29/11/1953 | Dmitri Razoumikhin |
| THE ANIMAL STORY | ITV tx 16/4-4/6/1959 (7 edns) | presenter |
| THE VISE: The Bargain | ABC (US) tx 5/8/1955; ITV tx 2/10/1959 | Donald Clifton |
| FILM AND FILM MAKERS: The Script | BBC tx 25/4/1961 | on-screen participant |
| FILM AND FILM MAKERS: The Unit at Work: The Designer | BBC tx 2/5/1961 | on-screen participant |
| THIS IS YOUR LIFE: Richard Attenborough | BBC tx 18/12/1962 | on-screen participant |
| LATE NIGHT LINE-UP | BBC2 tx 11/1/1966 | interviewee |
| LATE SHOW LONDON | ITV tx 21/3/1966 | on-screen participant |
| THE MOVIES: Fourteen Hours a Day and a Lot of Luck | BBC2 tx 12/6/1967 | interviewee |
| OMNIBUS: Edith Evans: A Birthday Tribute | BBC1 tx 16/1/1968 | interviewer (uncredited) |
| WHICKER'S WORLD: Your Money or Your Life | BBC1 tx 16/3/1968 | interviewee |
| MOVIEMEN! | ITV tx 14/7/1970 | interviewer |
| HITCHCOCK AT THE NATIONAL FILM THEATRE | BBC1 tx 19/6/1970 | interviewer |
| LINE-UP: FILM NIGHT | BBC2 tx 5/7/1970 | subject of item |
| ELTON JOHN AND BERNIE TAUPIN SAY... GOODBYE, NORMA JEAN, AND OTHER THINGS.... | ITV tx 4/12/1973 | director |
| COLDITZ: The Way Out | BBC1 tx 11/1/1973 | script |
| I CAUGHT ACTING LIKE THE MEASLES - EDITH EVANS | ITV tx 6/3/1973 | director |
| JACK HAWKINS | BBC1 tx 14/9/1973 | interviewee |
| PARKINSON | BBC1 tx 26/10/1974 | guest |
| SO YOU THINK YOU KNOW ABOUT LOVE? | BBC1 tx 8/7/1976 | on-screen participant |
| THE ELSTREE STORY | BBC1 tx 10/10/1976 | on-screen participant |
| CALL MY BLUFF | BBC2 tx 29/4/1977 | on-screen participant |
| CALL MY BLUFF | BBC2 tx 6/5/1977 | on-screen participant |
| FILM 78 | BBC1 tx 12/2/1978 | interviewee |
| THE BOOK PROGRAMME: The Climate of Treason | BBC2 tx 31/10/1979 | guest |
| LOOKS FAMILIAR | ITV tx 31/1/1980 | on-screen participant |
| GENE KELLY:THIS IS YOUR LUNCH | BBC1 tx 27/5/1980 | on-screen participant |
| THE BRITISH GREATS: Jack Hawkins | BBC1 tx 13/8/1980 | interviewee |
| PARKINSON | BBC1 tx 3/12/1980 | guest |
| NIGHT OF ONE HUNDRED STARS | ITV tx 21/12/1980 | on-screen participant |
| PLAY FOR TODAY: Jessie | BBC1 tx 23/12/1980 | director; script |
| CALL MY BLUFF | BBC2 tx 13/2/1981 | on-screen participant |
| CALL MY BLUFF | BBC2 tx 20/2/1981 | on-screen participant |
| MARLOWE - PRIVATE EYE: The King in Yellow | ITV tx 15/5/1984 | director |
| DECEMBER FLOWER | ITV tx 23/12/1984 | Harry Grey |
| THE HOLLYWOOD GREATS: David Niven | BBC1 tx 7 & 14/1/1985 | on-screen participant |
| LOOKS FAMILIAR | ITV tx 23/11/1978 | on-screen participant |
| CLAPPERBOARD | ITV tx 1/1/1979 | Interviewee |
| NEWSNIGHT | BBC2 tx 29/7/1983 | on-screen participant |
| BREAKFAST TIME | BBC1 tx 15/4/1986 | guest |
| WOGAN | BBC1 tx 7/2/1986 | guest |
| BREAKFAST TIME | BBC1 tx 24/2/1986 | interviewee |
| BRITISH CINEMA PERSONAL VIEW: A Marriage of Convenience | ITV tx 26/3/1986 | on-screen participant |
| TELEVISION AND NUMBER 10: Full Circle | BBC2 tx 13/11/1986 | on-screen participant |
| WOGAN | BBC1 tx 22/5/1987 | guest |
| CALL MY BLUFF | BBC2 tx 8/10/1987 | on-screen participant |
| CALL MY BLUFF | BBC2 tx 15/10/1987 | on-screen participant |
| ELSTREE - BRITAIN'S HOLLYWOOD | BBC2 tx 14/4/1989 | on-screen participant |
| THE ENDLESS GAME | Channel 4 tx 20 & 27/8/1989 (2 pts) | director; script |
| INVITATION TO REMEMBER: Bryan Forbes and Nanette Newman | ITV tx 24/8/1991 | on-screen participant |
| SELLERS' BEST | Channel 4 tx 1/2/1992 | on-screen participant |
| PEBBLE MILL | BBC1 tx 6/5/1992 | guest |
| WOGAN | BBC1 tx 1/6/1992 | guest |
| PEBBLE MILL | BBC1 tx 14/10/1992 | on-screen participant |
| A SOUTH BANK SHOW SPECIAL: "Action!..." Sir Richard Attenborough | ITV tx 15/11/1992 | interviewee |
| THE GARDENING ROADSHOW | ITV tx 16/5/1993 | Guest |
| HOLLYWOOD U.K. BRITISH CINEMA IN THE SIXTIES | BBC1 tx 5/9-3/10/1993 (5 pts) | interviewee |
| ARENA: The Peter Sellers Story | BBC2 tx 11/2-25/2/1995 (3 pts) | on-screen participant |
| PEBBLE MILL | BBC1 tx 25/4/1995 | guest |
| EMPIRE OF THE CENSORS | BBC2 tx 28/5/1995 | on-screen participant |
| ANTIQUES ROADSHOW: The Antiques Roadshow Unwrapped | BBC1 tx 20/12/1998 | interviewee |
| BEST OF BRITISH: Roger Moore | BBC1 tx 22/10/1999 | interviewee |
| THE BRITISH GREATS: Jack Hawkins | BBC1 tx 22/11/1999 | interviewee |
| THE BBC/BAFTA LIFETIME ACHIEVEMENT TRIBUTE: RICHARD ATTENBOROUGH | BBC2 tx 19/12/1999 | on-screen participant |
| OPEN HOUSE WITH GLORIA HUNNIFORD | Five, tx 4/2/2000 | guest |
| OMNIBUS: Robert Altman in England | BBC2 tx 2/2/2002 | on-screen participant |
| HOUSECALL IN THE COUNTRY | BBC1 tx 17/4/2003 | on-screen participant |
| ARENA: The Many Lives of Richard Attenborough | BBC2 tx 24/8/2003 | on-screen participant |
| COUNTRY FILE | BBC1 tx 21/3/2004 | interviewee |
| BRITISH FILM FOREVER: Guns, Gangsters and Getaways The Story of the British Thriller | BBC2 tx 28/7/2007 | interviewee |
