Mervyn Johns
- Compleanno:
- 02/17/1899
- Luogo di nascita:
- Pembroke, Pembrokeshire, Wales, UK:
 | House of Mortal Sin (1976) Father Duggan |
 | The National Health (1973) Rees |
 | Who Killed the Cat? (1966) Henry Fawcett |
 | The Heroes of Telemark (1965) Col. Wilkinson |
 | A Jolly Bad Fellow (1964) Willie Pugh-Smith |
 | The Old Dark House (1963) Potiphar Femm |
 | 80,000 Suspects (1963) Buckridge |
 | 55 Days at Peking (1963) Clergyman |
 | The Day of the Triffids (1963) Mr. Coker |
 | Francis of Assisi (1961) Brother Juniper |
 | Echo of Barbara (1961) Sam Roscoe |
 | The Rebel (1961) Manager of Art Gallery, London |
 | No Love for Johnnie (1961) Charlie Young |
 | The Sundowners (1960) Jack Patchogue |
 | Never Let Go (1960) Alfie Barnes |
 | Once More, with Feeling! (1960) Mr. Alonzo Wilbur Jr. |
 | The Devil's Disciple (1959) Rev. Maindeck Parshotter |
 | The Gypsy and the Gentleman (1958) Brook |
 | Danger List (1957) Mr. Ellis |
 | The Surgeon's Knife (1957) Mr. Waring |
 | The Vicious Circle (1957) Dr. George Kimber |
 | Doctor at Large (1957) Smith |
 | The Counterfeit Plan (1957) Louie Bernard |
 | Find the Lady (1956) Hurst |
 | Moby Dick (1956) Peleg |
 | The Intimate Stranger (1956) Ernest Chaple |
 | 1984 (1956) Jones |
 | The Blue Peter (1955) Captain Snow |
 | Romeo and Juliet (1954) Friar Laurence |
 | The Master of Ballantrae (1953) MacKellar |
 | Valley of Song (1953) Griffiths |
 | The Oracle (1953) Tom Mitchum |
 | Tall Headlines (1952) Uncle Ted |
 | The Magic Box (1952) Goitz |
 | Scrooge (1951) Bob Cratchit |
| | Tony Draws a Horse (1950) |
 | Diamond City (1949) Hart |
 | Edward, My Son (1949) Harry Sempkin |
 | Helter Skelter (1949) Ernest Bennett |
 | Quartet (1948) Samuel Sunbury (segment "The Kite") |
 | Counterblast (1948) Dr. Bruckner, the Beast of Ravensbruck |
 | Easy Money (1948) Herbert Atkins |
 | Captain Boycott (1947) Watty Connell |
 | The Captive Heart (1946) Pte. Evans |
 | They Knew Mr. Knight (1946) Tom Blake |
 | Pink String and Sealing Wax (1945) Edward Sutton |
 | Dead of Night (1945) Walter Craig (Segment "Linking Story") |
 | Twilight Hour (1945) Major John Roberts |
 | The Halfway House (1944) Rhys |
 | San Demetrio London (1943) Greaser John Boyle - M.V. San Demetrio |
 | My Learned Friend (1943) Grimshaw |
 | The Bells Go Down (1943) Sam |
 | Went the Day Well? (1942) Charlie Sims |
 | The Foreman Went to France (1942) Official, Passport Office |
 | The Next of Kin (1942) No 23: Mr Davis |
 | Saloon Bar (1940) Wickers |
 | Convoy (1940) His Mate |
 | Girl in the News (1940) James Fetherwood |
 | Jamaica Inn (1939) Thomas |
 | Pride and Prejudice (1938) Sir Willian Lucas |
 | Night Ride (1937) Trapped Miner |
 | Storm in a Teacup (1937) Court Bailiff (uncredited) |
 | Dishonour Bright (1936) French Postcard Seller |
 | In the Soup (1936) Meakin |
| | Foreign Affaires (1935) Courtroom Interpreter |
 | The Guv'nor (1935) Bank Director |
 | Lady in Danger (1934) Reporter |