Series 3 - Episode 10
Death Of A Batman

by Roger Marshall
Designed by Paul Bernard
Directed by Kim Mills

click a name to see the face

John Steed	Patrick Macnee regular New Avengers 007
Catherine Gale	Honor Blackman regular 007 Dangerman Doctor Who The Saint
Basil, Lord Teale	Andre Morrell regular The Professionals Doctor Who The Saint
Eric Van Doren	Philip Madoc regular Doctor Who The Saint Space 1999 UFO Dad's Army The Sweeney Jason King Randall and Hopkirk The Champions
Lady Cynthia Bellamy-Barnett	Katy Greenwood
John James Wrightson	David Burke The Champions
Victor Gibbs	Geoffrey Alexander Adam Adamant
Edith Wrightson	Kitty Attwood Adam Adamant
Cooper	Ray Browne regular 007 The Saint
Clarence Arthur Wrightson	unknown
Jenny	unknown
Goliath	unknown
and
Katie	Katie regular
Trade show attendee	Richard Pescud regular(unconfirmed)
Trade show attendee	unknown
Trade show attendee	unknown
Trade show attendee	unknown
Trade show attendee	Raymond Hodge regular
Trade show attendee	unknown
Trade show attendee	Vernon Duke regular
Trade show attendee	Richard Nellor regular
Trade show attendee	unknown
man in newspaper photo	Richard Cuthbert regular(unconfirmed)

There are nine extras (maybe more?) in the trade show scene but they're very peripheral to the action and nearly impossible to see in a still image.