Stunts:

• 2000s
• 1990s
• 1980s

1. "Cold Case" (stunt performer) (1 episode, 2009)
       - Stealing Home (2009) TV episode (stunt performer)
2. Mostly Ghostly (2008) (V) (utility stunts)
3. "Cory in the House" (stunt coordinator) (1 episode, 2008)
       - Macho Libre (2008) TV episode (stunt coordinator)
4. Japan (2008) (stunt coordinator)
5. Poet's War (2007) (stunts)
6. Revamped (2007) (V) (stunt performer)
7. What We Do Is Secret (2007) (stunt performer)
8. "The Suite Life of Zack and Cody" (stunt double) (2 episodes, 2006-2007) (assistant stunt coordinator) (1 episode, 2007)
   ... aka "TSL" (USA: informal short title)
       - Risk It All (2007) TV episode (assistant stunt coordinator)
       - Club Twin (2007) TV episode (stunt double)
       - Going for the Gold (2006) TV episode (stunt double)
9. "Without a Trace" (stunt performer) (2 episodes, 2005-2006)
   ... aka "W.A.T" (USA: short title)
       - Requiem (2006) TV episode (stunt performer)
       - Penitence (2005) TV episode (stunt performer)
10. Bachelor Party Vegas (2006) (V) (stunts) (as Ronald Althoff)
    ... aka Vegas Baby (Australia: DVD title) (USA: working title)
11. Chaos (2005/I) (stunts) (as Ronald Althoff)
12. Broke Ground (2004) (stunt coordinator)
13. El padrino (2004) (stunt driver)
    ... aka El padrino: The Latin Godfather (USA: DVD title)
14. Killer Weekend (2004) (stunt coordinator)
15. The Even Stevens Movie (2003) (TV) (utility stunts) (as Ronnie Althoff)
16. Hitters (2002) (stunt coordinator)
17. The Calling (2002/I) (stunt coordinator)
    ... aka Man of Faith (USA: video title)
18. Dead Above Ground (2002) (stunts)
19. Redemption (2002) (V) (stunts) (as Ronnie Althoff)
20. Killer Cop (2002) (V) (stunt coordinator)
    ... aka Running Astray
21. According to Spencer (2001) (stunt coordinator) (uncredited)
    ... aka Der Pechvogel (Germany: new title)
    ... aka Garage Sale
22. Race to Space (2001) (utility stunts)
    ... aka Race to Space - Mission ins Unbekannte (Germany: TV title)
23. Night Class (2001) (stunt coordinator) (as Ron Alchoff)
    ... aka Seduced by a Thief (UK: cable TV title) (USA: cable TV title)
24. Farewell, My Love (2001) (stunt coordinator)
25. "Star Trek: Voyager" (stunt double) (1 episode, 2001)
    ... aka "Voyager" (USA: short title)
        - Renaissance Man (2001) TV episode (stunt double)
26. "That's My Bush!" (2001) TV series (stunts) (unknown episodes)
27. Beneath Loch Ness (2001) (stunt double)
    ... aka Evil Beneath Loch Ness (UK: video title)
    ... aka The Evil Beneath Loch Ness (UK: video title)
28. Asylum Days (2001) (stunt coordinator)
29. Backflash (2001) (V) (stunt coordinator)
30. Backgammon (2001) (stunt coordinator)
31. Going Greek (2001) (stunt coordinator)
32. "I Dare You" (2000) TV series (stunt coordinator) (2000)
33. Militia (2000) (stunts)
34. Nautilus (2000) (stunt performer)
35. Intrepid (2000) (stunts)
    ... aka Deep Water (USA: video title)
36. Psycho Beach Party (2000) (stunt coordinator) (as Ronald Althoff)
    
     
37. Unbowed (1999) (stunt coordinator)
38. Final Voyage (1999) (stunts)
39. Tweeker (1999) (stunt coordinator)
40. Tycus (1998) (V) (utility stunts)
41. Absolute Force (1997) (stunts) (as Ron Altoff)
    ... aka Total Force II
42. Steel Sharks (1996) (stunts)
43. "Unsolved Mysteries" (assistant stunt coordinator) (1 episode, 1996) (stunt performer) (1 episode, 1996)
        - 100 Solved Unsolved Mysteries (1996) TV episode (assistant stunt coordinator) (stunt performer)
44. The Unnamable II: The Statement of Randolph Carter (1993) (stunt coordinator) (stunt double)
    ... aka H.P. Lovecraft's The Unnamable Returns
    ... aka The Unnamable Returns
45. Illegal Entry: Formula for Fear (1993) (stunts)
46. Le grand pardon II (1992) (stunt performer)
    ... aka Day of Atonement
47. Prey of the Chameleon (1992) (stunt coordinator)
48. A Mission to Kill (1992) (stunt coordinator) (as Ron Altoff)
    ... aka The Phoenix Report (USA)
49. Chinatown Connection (1990) (stunt coordinator)
50. Kill Crazy (1990) (V) (utility stunts)
51. Penny Ante: The Motion Picture (1990) (stunt coordinator)
52. Lethal Games (1990) (stunt coordinator)
    
     
53. Veiled Threat (1989) (stunt coordinator)
    ... aka Threat (USA: video title)
54. Terror in Beverly Hills (1989) (stunts) (as Ron Altoff)
55. Bill & Ted's Excellent Adventure (1989) (stunts) (as Ron R. Althoff)
56. Prime Suspect (1989) (stunt double)
    ... aka Trauma (UK: video title)
57. The Sleeping Car (1989) (stunt coordinator)
58. "Incredible Sunday" (1988) TV series (assistant stunt coordinator) (1988) (uncredited)
59. Ghost Town (1988) (stunt man)
60. Nightfall (1988) (stunts)
61. Stones for Ibarra (1988) (TV) (stunt performer)
62. Nudity Required (1988) (stunt coordinator)
    ... aka Young Starlet (Philippines: English title)
63. Night of the Kickfighters (1988) (stunt director) (as Ron Altoff)
    ... aka Night Raiders (USA: video title)
64. The Kill Machine (1988) (stunts)
    ... aka Nightmares of Nam (USA)
65. Alien Private Eye (1987) (stunts)
    ... aka Alien P.I.
    ... aka Lemro, Private Eye
     

Actor:

• In Production
• 2000s
• 1990s
• 1980s

1. Taken by Force (2009) (completed) .... Captain Walker 
       - www.takenbyforcemovie.com
    
2. "The Mentalist" .... Deputy Duke (1 episode, 2009)
       - Red John's Footsteps (2009) TV episode (uncredited) .... Deputy Duke
3. "Castle" .... Heavy (1 episode, 2009)
       - A Death in the Family (2009) TV episode .... Heavy
4. Chaos (2005/I) (as Ronald Althoff) .... First Redneck
5. Hitters (2002) .... Crime Scene Detective
6. Farewell, My Love (2001) .... Bouncer #1
   
    
7. Hollywood Safari (1997) .... Nestor
8. Illegal Entry: Formula for Fear (1993) .... Det. Jim
9. Prey of the Chameleon (1992) .... Roger
10. Chinatown Connection (1990) .... Scar Face
11. Aftershock (1990) .... Paramilitary #1
12. Lethal Games (1990) .... Mike Stevens
    
     
13. Bill & Ted's Excellent Adventure (1989) (as Ron R. Althoff) .... Security Guard
14. Night of the Kickfighters (1988) (as Ron Altoff) .... James
    ... aka Night Raiders (USA: video title)
15. Renegade (1987)
    ... aka They Call Me Renegade (Canada: English title) (USA)
    ... aka Renegade, un osso troppo duro (Italy)
    ... aka You Call Me Trinity, They Call Me Renegade (Canada: English title)
16. Alien Private Eye (1987) .... Thug #1
    ... aka Alien P.I.
    ... aka Lemro, Private Eye
     

Second Unit Director or Assistant Director:

• 2000s
• 1990s

1. Mexican Gangster (2008) (second unit director)
2. Hitters (2002) (second unit director)
3. The Calling (2002/I) (second unit director)
   ... aka Man of Faith (USA: video title)
   
    
4. The Man in the Iron Mask (1998/II) (second unit director)
   ... aka The Mask of Dumas (USA: alternative title)
5. Paper Dragons (1996) (second unit director)
6. Taxi Dancers (1993) (second unit director)
    

Producer:

• In Production
• 2000s

1. Taken by Force (2009) (completed) (executive producer)
   
    
2. Japan (2008) (co-producer)
3. Devil's Highway (2005) (associate producer)
4. Futile (2003) (producer)
5. Norman J. Lloyd (2001) (co-producer)
    

Special Effects:

1. Homegrown (1998) (special effects assistant) (uncredited)
2. Dark Planet (1996) (special effects)
3. Bride of Re-Animator (1990) (special effects crew: SPFX Inc.)
   ... aka Re-Animator 2 (UK)
    

Camera and Electrical Department:

1. Willoughby (2007) (lighting technician)
2. John H. (2003) (very special thanks: for all his grip and electric equipment and help) (as Ron Altoff)
    

Miscellaneous Crew:

• 2000s
• 1980s

1. 666: The Child (2006) (V) (representative: Stewart's Film and Television)
   
    
2. Night of the Kickfighters (1988) (script supervisor)
   ... aka Night Raiders (USA: video title)
    

Director:

1. Taken by Force (2009) (completed)
     - www.takenbyforcemovie.com

Writer:

1. Taken by Force (2009) (completed) (writer)
    

Editor:

1. Taken by Force (2009) (completed)
    

Thanks:

1. Below the Law (2008) (TV) (very special thanks: for the cop car)

More Available Upon Request.