Films •
Vampire Circus (1972) – Heinrich •
Henry VIII and His Six Wives (1972) –
Thomas Culpeper •
East Lynne (1976, TV Movie) – Richard Hare •
The Disappearance (1977) – Young Man •
Richard II (1978, TV Movie) – Bushy •
A Flame to the Phoenix (1983) – Gavin McCrae •
Deadly Recruits (1986, TV Movie) – Hugh Roskill •
The Alamut Ambush (1986, TV Movie) – Hugh Roskill •
Cold War Killers (1986, TV Movie) – Hugh Roskill •
The Return of Ironside (1993, TV Movie) – Nicholas Metzinger •
Innocent Adultery (1994) – Himself •
The Lost World: Jurassic Park (1997) – Paul Bowman •
Ravager (1997) – Dr Shepard •
Babylon 5: In the Beginning (1998, TV Series) – Coplann •
Galaxy Quest (1999) – Sarris • ''
Ocean's Eleven'' (2001) – Seller •
Megalodon (2004) – Peter Brazier •
Northfork (2003) – Cup of Tea •
Resident Evil: Damnation (2012) – Ataman / Ivan Judanovich (voice) (final film role)
Television series •
Love and Mr Lewisham (1972) – Mr Edwin Peake Baynes •
ITV Playhouse (1972) – Hugh Randolph •
Upstairs, Downstairs (1973) – Robert •
Ten from the Twenties (1975) – Harry Lance •
Quiller (1975) – Dieter •
Centre Play (1975) – Adam •
Crown Court (1976) – Himself •
Rob Roy (1977) – Frank Osbaldistone •
Ladykillers (1981) – Gervais Rentoul •
Brideshead Revisited (1981) - Oxford student. •
Diamonds (1983) – Charles Nielsen •
Tom, Dick and Harriet (1983) – Marcel •
Chessgame (1983) – Hugh Roskill •
C.A.T.S. Eyes (1985) – James Latchmere •
Rumpole of the Bailey (1987) – Hugo Lutterworth •
A Fine Romance (1989) – Count Ivan Rakosi •
Gentlemen and Players (1989) – Journalist •
The Bill (1991) – Prosecuting Counsel •
Jake and the Fatman (1991) – Greg Hatton •
Dynasty: The Reunion (1991) –
Adam Carrington • ''
Herman's Head'' (1991) – Simon •
Box Office America (1992) – Himself – Host •
Murder, She Wrote (1993) – Martin Kramer •
Diagnosis: Murder (1994) – Art Thief •
Fantastic Four (1994) – Silver Surfer / Norrin Radd / Physician / Street Fanatic •
Walker, Texas Ranger (1995) – Philippe Brouchard •
Nowhere Man (1996) – Alexander Hale / The Voice •
Pacific Blue (1996) – Wilson Dupree •
Baywatch Nights (1996) – Malcolm O'Neal •
Nash Bridges (1996) – Yuri Vashkov •
F/X: The Series (1998) – Sebastian •
Babylon 5 (1994–1998) – Na'Tok / Warleader Na'Kal / Hedronn •
Buffy the Vampire Slayer (1997–2000) – Ethan Rayne •
Star Trek: Voyager (2001) – General Valen •
Alias (2005) – Hans Dietrich •
SpongeBob SquarePants (2006) – Sergeant Sam Roderick (voice) •
Torchwood (2011) – British Professor •
Castle (2012) – Announcer •
NCIS (2012) – MI5 Inspector Andrew Challis
Television miniseries •
Number 10 (1983) – Sir Edward Hamilton
Shorts •
An Unbending People (2011) – (voice)
Video games •
Star Wars: Knights of the Old Republic (2003) – Admiral Saul Karath (voice) •
Buffy the Vampire Slayer: Chaos Bleeds (2003) – Ethan Rayne / The First (voice) • ''
The Bard's Tale'' (2004) – (voice) •
GoldenEye: Rogue Agent (2004) – (voice) • ''
Tom Clancy's Rainbow Six: Lockdown'' (2005) – (voice) •
Dragon Age: Origins (2009) – Lord Pyral Harrowmont / Murdock / Experienced Human Male / Redcliffe Messenger / Landsmeet Noble / Bandit Leader / Howe Estate Guard / Denerim Soldier / Orzammar Grey Warden / Circle Tower Templar (voice) •
Mass Effect 2 (2010) – Zaeed Massani (voice) •
Dragon Age: Origins – Awakening (2010) – Seneschal Varel / Narrator / Statue of War (voice) •
Kane & Lynch 2: Dog Days (2010) – (voice) •
Majin and the Forsaken Kingdom (2010) – Xoloti (English version, voice) •
Mass Effect 3 (2012) – Zaeed Massani (voice)
Audiobooks Sachs narrated some 80
audiobooks, both fiction and nonfiction. These included: • ''
The Tiger's Wife'' – Narration •
A World Undone – Narration •
Our Kind of Traitor – Narration •
The Snowman – Narration •
The Redbreast – Narration • ''
The Devil's Star'' – Narration
Documentary shorts •
Greece: Secrets of the Past – Pericles •
Ubuntu – Voice Over
Television documentary series •
The World of Hammer – Heinrich (archive audio) ==References==