Neil McCallum
From Wikipedia:
Neil John McCallum (1929–1976) was a British-Canadian actor. After attending the Guildhall School of Music and Drama in London, McCallum's first major appearance on stage was alongside Sam Wanamaker in The Rainmaker in the mid-1950s.[3] He appeared in British TV series in the 1950s, 1960s and early 1970s, including The Saint, Department S and UFO, and in films such as The Siege of Pinchgut (1959) and Dr. Terror's House of Horrors (1965).[4] He provided the voices of Dr Ray Pierce in the film Thunderbirds Are Go (1966) and an airport controller in the TV series Captain Scarlet and the Mysterons (1967).[5] He played lead character Angelo James in the BBC TV series Vendetta (1966-68).
He was also a scriptwriter (scripting two 1964 thrillers, Do You Know this Voice? and Walk a Tightrope, among other things), a producer and occasional director.
Acting
Movie
The Longest Day
as Canadian Doctor (uncredited)
1962
Movie
Dr. Terror's House of Horrors
as Jim Dawson
1965
TV
The Saint
as Nick Vashetti
1962
TV
The Saint
as Ed Jopley
1962
Movie
Thunderbirds Are GO
as Dr. Ray Pierce (voice)
1966
TV
UFO
as Carl Mason
1970
Movie
The Lost Continent
as First Officer Hemmings
1968
Movie
Moon Zero Two
as Space Captain
1969
Movie
The Devil's Disciple
as Christie Dudgeon
1959
Movie
The War Lover
as Sully
1962
TV
Captain Scarlet and the Mysterons
as Airport Controller (voice)
1967
TV
Captain Scarlet and the Mysterons
as 4th Policeman (voice)
1967
TV
Captain Scarlet and the Mysterons
as Raynor (voice)
1967
TV
Captain Scarlet and the Mysterons
as Professor G.A. Carney / Security Centre Guard (voice)
1967
TV
Captain Scarlet and the Mysterons
as 2nd Policeman (voice)
1967
Movie
Catacombs
as Richard 'Dick' Corbett
1965
TV
Department S
as Eddie Curtis
1969
Movie
Jet Storm
as Gilbert
1959
TV
Maigret
1960
Movie
Quest for Love
as Jimmy
1971
Movie
The Siege of Pinchgut
as Johnny Kirk
1959
TV
The Protectors
as Bennett
1972
Movie
The Inspector
as Browne
1962
TV
Jason King
1971