Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of The Tomorrow People serials
Table title:
Series 3
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Episodes </th><th colspan=1 rowspan=1 > First aired </th><th colspan=1 rowspan=1 > Writer(s) </th><th colspan=1 rowspan=1 > Director </th></tr>
<tr> <td colspan=1 rowspan=1 > Secret Weapon </td><td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > 26 February - 19 March 1975 </td><td colspan=1 rowspan=1 > Roger Price </td><td colspan=1 rowspan=1 > Stan Woodward </td></tr>
<tr> <td colspan=5 rowspan=1 > An experimental weapons research establishment abducts new Tomorrow Person Tyso Boswell, who is in the process of breaking out, and it is revealed that Earth's governments are engaged in a covert psionic arms race that involves the exploitation of telepaths. </td></tr>
<tr> <td colspan=5 rowspan=1 > Guest Cast: Bryan Stanyon (Professor Cawston), Anne Curthoys (Patricia Conway), Trevor Bannister (Col. Masters), Hugh Morton (Prime Minister), Frank Gatliff (Father Martin O'Connor) </td></tr>
<tr> <td colspan=1 rowspan=1 > Worlds Away </td><td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > 26 March - 9 April 1975 </td><td colspan=1 rowspan=1 > Roger Price </td><td colspan=1 rowspan=1 > Vic Hughes </td></tr>
<tr> <td colspan=5 rowspan=1 > Timus Irnok Mosta, a maverick Galactic Federation diplomat, arranges for the Tomorrow People to intervene in the affairs of Peeri, a medieval earthlike world where the native telepaths, or 'Vesh' are hunted, persecuted and burnt as witches, at the mercy of a cruel Vesh-Hunter elite. </td></tr>
<tr> <td colspan=5 rowspan=1 > Guest Cast: Joanna Tope (Mrs Boswell), Denise Cook (Evergreen Boswell), Lydia Lisle (Lenda), Philip Gilbert (Timus / Tikno), Keith Chegwin (Arkron), Reg Lye (Vanyon) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > A Man for Emily </td><td colspan=1 rowspan=1 > 3 </td><td class="highlighted"  colspan=1 rowspan=1 > 16–30 April 1975 </td><td colspan=1 rowspan=1 > Roger Price </td><td colspan=1 rowspan=1 > Stan Woodward </td></tr>
<tr> <td colspan=5 rowspan=1 > Three humanoid aliens appear in an automated starship, refugees from a nuclear war that destroyed their species generations ago, resulting in a matriarchal culture and cannibalism on board the vessel. </td></tr>
<tr> <td class="highlighted"  colspan=5 rowspan=1 > Guest Cast: Peter Davison (Elmer), Sandra Dickinson (Emily), Margaret Burton (The Momma), Robin Parkinson (Publican), Bill Dean (Mr Greenhead) </td></tr>
<tr> <td colspan=1 rowspan=1 > Revenge of Jedikiah </td><td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > 7–21 May 1975 </td><td colspan=1 rowspan=1 > Roger Price </td><td colspan=1 rowspan=1 > Vic Hughes </td></tr>
<tr> <td colspan=5 rowspan=1 > An old nemesis returns to try to destroy the Tomorrow People one last time, after the Kulthan Empire retrieves Jedikiah's robotic body from the surface of Mercury during the time of ancient Egypt, reactivate his shapechanger abilities, and use him as a Pharaoh. </td></tr>
<tr> <td colspan=5 rowspan=1 > Guest Cast: Francis de Wolff (Jedikiah), Bryan Stanyon (Professor Cawston), Anne Curthoys (Patricia Conway), John Lyons (Sergeant Evans), Denise Cook (Evergreen Boswell), Ali Bongo (Mustaf), Anne Ridler (Professor Johnston) </td></tr>
</table>
Question:
What film and what actress portrayed a character named Emily, and when was the film released?
Answer:
Sandra Dickinson portrayed Emily in A Man for Emily (1975).