Todd Hallowell Photos Overview Filmography Photos Todd Hallowell, Matt Sweeney and Dan Bradley at the AMPAS presentation of "When Worlds Collide: The Science of Movies." Todd Hallowell and Matt Sweeney at the AMPAS presentation of "When Worlds Collide: The Science of Movies." Adam Weiner and Todd Hallowell at the AMPAS presentation of "When Worlds Collide: The Science of Movies." Todd Hallowell at the AMPAS presentation of "When Worlds Collide: The Science of Movies." Replay Slideshow Previous slide Next slide Thumbnails Play 1 of 4 Advertisement Maximize Share Share on Facebook Share on Twitter Share on Google+ Share on Tumblr Share on Pinterest Share by Email