[citation needed] Dickinson specialises in mountain, ballooning, skydiving and underwater films.

During his mountaineering career, Dickinson has filmed climbs on a number of mountains including Mount Everest, Cima Grande di Laveredo, Civetta, Piz Badille, Matterhorn North Face, Eiger North Face, Cerro Torre, Torre Egger, and in 1991 filmed the first ever hot air balloon ascent over Everest.

[1] Dickinson has authored three books detailing stories of his career: Filming the Impossible, Anything is Possible and Ballooning over Everest.

He attended Rossall Public School, during which time he started rock climbing in the Lake District and North Wales.

Mandy has helped on Leo's films since 1981, and in 1989 became British Skydiving Champion and is now a commercial balloon pilot working for Virgin.