Colin was an original member of the unit, embarking aboard “S.S. ZEALANDIA” on 8 Dec 1941 for Timor as a Lance Corporal in No 2 Sect, “A” Platoon. After the campaign on Timor, he embarked with the unit, for Australia aboard the Royal Dutch destroyer “Tjerk Hiddes” on either 11 Dec 1942 or 16 Dec 1942, as the embarkation rolls do not differentiate.
Promoted to Acting Corporal and transferred as an instructor at 1st Aust Commando Training Squadron.
21 Aug 1944 transferred to “Z” Special Force.
Promoted to Corporal, 27 Aug 1944.
Completed 3 missions out of Darwin in Fishing Junks landing on Timor and Roti Islands.
He was discharged on 5 Nov 1945.