[1] In June 2005, the police raided his luxury villa in Černošice and arrested him in association with a planned murder of a customs officer, fraud and criminal conspiracy.
[11] He figured in the murder investigation of crime boss Cyril Beeka, who was killed in Cape Town in 2011.
[14][15] According to one report, Krejčíř was allegedly bringing money into South Africa in Gemballa cars.
[14] Krejčíř was convicted for drug dealing, kidnapping, and attempted murder,[16] and serves his sentence in Gauteng's Kgosi Mampuru Prison.
Amongst the items found were a pistol, ammunition, a knife, an item that appeared to be a Taser, a pepper spray gun, screwdriver steel blade, ten cellphones, a memory stick, a diary which contained the names of witnesses and investigators in his cases and a sketch showing a detailed map of the prison building.
Krejčíř has been moved to an underground isolation cell after it has been established that a helicopter was going to be used in the daring raid to free him.
Gangster Ka a Czech film directed by Jan Pachl, is inspired by the story of Radovan Krejčíř.