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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 1975 | The Naked Civil Servant | Family Doctor | ★★★☆☆ |
| 1975 | Amor entre ruinas | Jessop | ★★★☆☆ |
| 1973 | La bóveda de los horrores | Male Customer (segment 1 "Midnight Mess") | ★★★☆☆ |
| 1973 | Las orgías de la locura | Uncle Albert (segment "Penny Farthing") | ★★★☆☆ |
| 1973 | Ahora empiezan los gritos | Servant | ★★★☆☆ |
| 1972 | Condenados de ultratumba | Tramp (uncredited) | ★★★☆☆ |
| 1969 | ¡Oh, qué guerra tan bonita! | President Woodrow Wilson (uncredited) | ★★★☆☆ |
| 1969 | Carry On Again Doctor | Mr. Bean (uncredited) | ★★★☆☆ |
| 1967 | Rapto espacial | Uncle | ★★☆☆☆ |
| 1967 | Invasores del otro mundo | Mr. Blake | ★★★☆☆ |
| 1966 | The Psychopath | Tucker | ★★★☆☆ |
| 1966 | Carry On Screaming! | Desk Sergeant | ★★★☆☆ |
| 1966 | The Deadly Bees | Doctor | ★★☆☆☆ |
| 1966 | The Stable Door | ☆☆☆☆☆ | |
| 1965 | La maldición de la calavera | Judge | ★★★☆☆ |
| 1965 | Atraco imperfecto | Bank Cashier | ★★★☆☆ |
| 1965 | Doctor Terror | Toastmaster (segment 4 "Disembodied Hand") | ★★★☆☆ |
| 1964 | Blind Corner | Policeman | ★★★☆☆ |
| 1964 | Carry On Spying | Prof. Stark | ★★★☆☆ |
| 1964 | Das Verrätertor | Chief Yeoman Warden | ★★★☆☆ |
| 1963 | The Young Jacobites | Laird | ★★★☆☆ |
| 1962 | Twice Round the Daffodils | Dorothy's Father | ★★★☆☆ |
| 1961 | Raising the Wind | Prof. Gerald Abrahams | ★★★☆☆ |
| 1961 | Three on a Spree | Barman | ★★★☆☆ |
| 1961 | What a Whopper | 3rd Scot | ★★★☆☆ |
| 1961 | Rag Doll | Superintendent | ★★☆☆☆ |
| 1960 | The Young Jacobites | Laird | ☆☆☆☆☆ |
| 1960 | Jackpot | Desk Sergeant | ★★★☆☆ |
| 1960 | Carry On Constable | Citizen | ★★★☆☆ |
| 1958 | Chain of Events | Johnson | ★★★☆☆ |
| 1957 | The Surgeon's Knife | Anaesthetist | ☆☆☆☆☆ |
| 1957 | Man from Tangier | Sgt. Irons | ★★☆☆☆ |
| 1956 | Circus Friends | Police Sergeant | ☆☆☆☆☆ |
| 1955 | Before I Wake | Jack Storey | ★★☆☆☆ |
| 1955 | Stolen Assignment | Dr. Roberts | ★★★☆☆ |
| 1955 | No Smoking | 2nd Minister | ★★★★★ |
| 1954 | The Embezzler | Inspector Gale | ★★★☆☆ |
| 1954 | Double Exposure | Inspector Grayle | ★★★☆☆ |
| 1954 | Late Night Final | Constable Everitt | ☆☆☆☆☆ |
| 1954 | The Silent Witness | Detective Forbes | ☆☆☆☆☆ |
| 1954 | Scarlet Web | Jeweller (uncredited) | ★★★☆☆ |
| 1951 | Pool of London | ★★★☆☆ |
Películas destacadas de Frank Forsyth
Estas son las películas más destacadas en las que ha trabajdo:
Series
Las series más importantes en las que ha participado son las siguientes:
