Cast:
Patrick Troughton, Frazer Hines, Wendy Padbury, Kevin Stoney, Nicholas Courtney, Edward Burnham, Sally Faulkner, Peter Halliday, Geoffrey Cheshire, Ian Fairbairn, Edward Dentith, Clifford Earl, Robert Sidaway, Norman Hartley, James Thornhill, John Levene, Stacy Davies, Sheila Dunn, Murray Evans, Walter Randall, Peter Thompson, Dominic Allan, Pat Gorman, Ralph Carrigan, Charles Finch, John Spradbury, Derek Chafer, Terence Denville, Peter Thornton, Richard King
